20996933220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^2$

素因数の和:236

約数の個数: 432

約数和(自身を含む): 71384302080

約数和(自身を除く): 50387368860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 47, 58, 60, 61, 69, 87, 90, 92, 94, 115, 116, 122, 138, 141, 145, 174, 180, 183, 188, 207, 230, 235, 244, 261, 276, 282, 290, 305, 345, 348, 366, 414, 423, 435, 460, 470, 522, 549, 564, 580, 610, 667, 690, 705, 732, 828, 846, 870, 915, 940, 1035, 1044, 1081, 1098, 1220, 1305, 1334, 1363, 1380, 1403, 1410, 1692, 1740, 1769, 1830, 2001, 2070, 2115, 2162, 2196, 2610, 2668, 2726, 2745, 2806, 2820, 2867, 3243, 3335, 3538, 3660, 3721, 4002, 4089, 4140, 4209, 4230, 4324, 5220, 5307, 5405, 5452, 5490, 5612, 5734, 6003, 6486, 6670, 6815, 7015, 7076, 7442, 8004, 8178, 8418, 8460, 8601, 8845, 9729, 10005, 10614, 10810, 10980, 11163, 11468, 12006, 12267, 12627, 12972, 13340, 13630, 14030, 14335, 14884, 15921, 16215, 16356, 16836, 17202, 17690, 18605, 19458, 20010, 20445, 21045, 21228, 21620, 22326, 24012, 24534, 25254, 25803, 26535, 27260, 28060, 28670, 30015, 31349, 31842, 32430, 33489, 34404, 35380, 37210, 38916, 40020, 40687, 40890, 42090, 43005, 44652, 48645, 49068, 50508, 51606, 53070, 55815, 57340, 60030, 61335, 62698, 63135, 63684, 64860, 65941, 66978, 74420, 79605, 81374, 81780, 83143, 84180, 85583, 86010, 94047, 97290, 103212, 106140, 107909, 111630, 120060, 122061, 122670, 125396, 126270, 129015, 131882, 133956, 156745, 159210, 162748, 166286, 167445, 171166, 172020, 174887, 188094, 194580, 197823, 203435, 215818, 223260, 244122, 245340, 249429, 252540, 256749, 258030, 263764, 282141, 313490, 318420, 323727, 329705, 332572, 334890, 342332, 349774, 366183, 376188, 395646, 406870, 415715, 427915, 431636, 470235, 488244, 498858, 513498, 516060, 524661, 539545, 564282, 593469, 610305, 626980, 647454, 659410, 669780, 699548, 732366, 748287, 770247, 791292, 813740, 831430, 855830, 874435, 940470, 971181, 989115, 997716, 1026996, 1049322, 1079090, 1128564, 1186938, 1220610, 1247145, 1283745, 1294908, 1318820, 1410705, 1464732, 1496574, 1540494, 1573983, 1618635, 1662860, 1711660, 1748870, 1830915, 1880940, 1912289, 1942362, 1978230, 2098644, 2158180, 2373876, 2441220, 2481907, 2494290, 2567490, 2623305, 2821410, 2967345, 2993148, 3080988, 3147966, 3237270, 3497740, 3661830, 3741435, 3824578, 3851235, 3884724, 3956460, 4022401, 4855905, 4963814, 4988580, 5071723, 5134980, 5246610, 5642820, 5736867, 5934690, 6295932, 6474540, 7323660, 7445721, 7482870, 7649156, 7702470, 7869915, 8044802, 9561445, 9711810, 9927628, 10143446, 10493220, 11473734, 11869380, 12067203, 12409535, 14891442, 14965740, 15215169, 15404940, 15739830, 16089604, 17210601, 19122890, 19423620, 20112005, 20286892, 22337163, 22947468, 24134406, 24819070, 25358615, 28684335, 29782884, 30430338, 31479660, 34421202, 36201609, 37228605, 38245780, 40224010, 44674326, 45645507, 48268812, 49638140, 50717230, 57368670, 60336015, 60860676, 68842404, 72403218, 74457210, 76075845, 80448020, 86053005, 89348652, 91291014, 101434460, 111685815, 114737340, 116649629, 120672030, 144806436, 148914420, 152151690, 172106010, 181008045, 182582028, 223371630, 228227535, 233299258, 241344060, 304303380, 344212020, 349948887, 362016090, 446743260, 456455070, 466598516, 583248145, 699897774, 724032180, 912910140, 1049846661, 1166496290, 1399795548, 1749744435, 2099693322, 2332992580, 3499488870, 4199386644, 5249233305, 6998977740, 10498466610, 20996933220]

約数ペア:

[(1, 20996933220), (2, 10498466610), (3, 6998977740), (4, 5249233305), (5, 4199386644), (6, 3499488870), (9, 2332992580), (10, 2099693322), (12, 1749744435), (15, 1399795548), (18, 1166496290), (20, 1049846661), (23, 912910140), (29, 724032180), (30, 699897774), (36, 583248145), (45, 466598516), (46, 456455070), (47, 446743260), (58, 362016090), (60, 349948887), (61, 344212020), (69, 304303380), (87, 241344060), (90, 233299258), (92, 228227535), (94, 223371630), (115, 182582028), (116, 181008045), (122, 172106010), (138, 152151690), (141, 148914420), (145, 144806436), (174, 120672030), (180, 116649629), (183, 114737340), (188, 111685815), (207, 101434460), (230, 91291014), (235, 89348652), (244, 86053005), (261, 80448020), (276, 76075845), (282, 74457210), (290, 72403218), (305, 68842404), (345, 60860676), (348, 60336015), (366, 57368670), (414, 50717230), (423, 49638140), (435, 48268812), (460, 45645507), (470, 44674326), (522, 40224010), (549, 38245780), (564, 37228605), (580, 36201609), (610, 34421202), (667, 31479660), (690, 30430338), (705, 29782884), (732, 28684335), (828, 25358615), (846, 24819070), (870, 24134406), (915, 22947468), (940, 22337163), (1035, 20286892), (1044, 20112005), (1081, 19423620), (1098, 19122890), (1220, 17210601), (1305, 16089604), (1334, 15739830), (1363, 15404940), (1380, 15215169), (1403, 14965740), (1410, 14891442), (1692, 12409535), (1740, 12067203), (1769, 11869380), (1830, 11473734), (2001, 10493220), (2070, 10143446), (2115, 9927628), (2162, 9711810), (2196, 9561445), (2610, 8044802), (2668, 7869915), (2726, 7702470), (2745, 7649156), (2806, 7482870), (2820, 7445721), (2867, 7323660), (3243, 6474540), (3335, 6295932), (3538, 5934690), (3660, 5736867), (3721, 5642820), (4002, 5246610), (4089, 5134980), (4140, 5071723), (4209, 4988580), (4230, 4963814), (4324, 4855905), (5220, 4022401), (5307, 3956460), (5405, 3884724), (5452, 3851235), (5490, 3824578), (5612, 3741435), (5734, 3661830), (6003, 3497740), (6486, 3237270), (6670, 3147966), (6815, 3080988), (7015, 2993148), (7076, 2967345), (7442, 2821410), (8004, 2623305), (8178, 2567490), (8418, 2494290), (8460, 2481907), (8601, 2441220), (8845, 2373876), (9729, 2158180), (10005, 2098644), (10614, 1978230), (10810, 1942362), (10980, 1912289), (11163, 1880940), (11468, 1830915), (12006, 1748870), (12267, 1711660), (12627, 1662860), (12972, 1618635), (13340, 1573983), (13630, 1540494), (14030, 1496574), (14335, 1464732), (14884, 1410705), (15921, 1318820), (16215, 1294908), (16356, 1283745), (16836, 1247145), (17202, 1220610), (17690, 1186938), (18605, 1128564), (19458, 1079090), (20010, 1049322), (20445, 1026996), (21045, 997716), (21228, 989115), (21620, 971181), (22326, 940470), (24012, 874435), (24534, 855830), (25254, 831430), (25803, 813740), (26535, 791292), (27260, 770247), (28060, 748287), (28670, 732366), (30015, 699548), (31349, 669780), (31842, 659410), (32430, 647454), (33489, 626980), (34404, 610305), (35380, 593469), (37210, 564282), (38916, 539545), (40020, 524661), (40687, 516060), (40890, 513498), (42090, 498858), (43005, 488244), (44652, 470235), (48645, 431636), (49068, 427915), (50508, 415715), (51606, 406870), (53070, 395646), (55815, 376188), (57340, 366183), (60030, 349774), (61335, 342332), (62698, 334890), (63135, 332572), (63684, 329705), (64860, 323727), (65941, 318420), (66978, 313490), (74420, 282141), (79605, 263764), (81374, 258030), (81780, 256749), (83143, 252540), (84180, 249429), (85583, 245340), (86010, 244122), (94047, 223260), (97290, 215818), (103212, 203435), (106140, 197823), (107909, 194580), (111630, 188094), (120060, 174887), (122061, 172020), (122670, 171166), (125396, 167445), (126270, 166286), (129015, 162748), (131882, 159210), (133956, 156745)]