78827580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 281746080

約数和(自身を除く): 202918500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 197, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 394, 405, 468, 494, 513, 540, 570, 585, 591, 684, 702, 741, 780, 788, 810, 855, 985, 988, 1026, 1053, 1140, 1170, 1182, 1235, 1404, 1482, 1539, 1620, 1710, 1755, 1773, 1970, 2052, 2106, 2223, 2340, 2364, 2470, 2561, 2565, 2955, 2964, 3078, 3420, 3510, 3546, 3705, 3743, 3940, 4212, 4446, 4940, 5122, 5130, 5265, 5319, 5910, 6156, 6669, 7020, 7092, 7410, 7486, 7683, 7695, 8865, 8892, 10244, 10260, 10530, 10638, 11115, 11229, 11820, 12805, 13338, 14820, 14972, 15366, 15390, 15957, 17730, 18715, 20007, 21060, 21276, 22230, 22458, 23049, 25610, 26595, 26676, 30732, 30780, 31914, 33345, 33687, 35460, 37430, 38415, 40014, 44460, 44916, 46098, 48659, 51220, 53190, 56145, 63828, 66690, 67374, 69147, 74860, 76830, 79785, 80028, 92196, 97318, 100035, 101061, 106380, 112290, 115245, 133380, 134748, 138294, 145977, 153660, 159570, 168435, 194636, 200070, 202122, 207441, 224580, 230490, 243295, 276588, 291954, 303183, 319140, 336870, 345735, 400140, 404244, 414882, 437931, 460980, 486590, 505305, 583908, 606366, 673740, 691470, 729885, 829764, 875862, 973180, 1010610, 1037205, 1212732, 1313793, 1382940, 1459770, 1515915, 1751724, 2021220, 2074410, 2189655, 2627586, 2919540, 3031830, 3941379, 4148820, 4379310, 5255172, 6063660, 6568965, 7882758, 8758620, 13137930, 15765516, 19706895, 26275860, 39413790, 78827580]

約数ペア:

[(1, 78827580), (2, 39413790), (3, 26275860), (4, 19706895), (5, 15765516), (6, 13137930), (9, 8758620), (10, 7882758), (12, 6568965), (13, 6063660), (15, 5255172), (18, 4379310), (19, 4148820), (20, 3941379), (26, 3031830), (27, 2919540), (30, 2627586), (36, 2189655), (38, 2074410), (39, 2021220), (45, 1751724), (52, 1515915), (54, 1459770), (57, 1382940), (60, 1313793), (65, 1212732), (76, 1037205), (78, 1010610), (81, 973180), (90, 875862), (95, 829764), (108, 729885), (114, 691470), (117, 673740), (130, 606366), (135, 583908), (156, 505305), (162, 486590), (171, 460980), (180, 437931), (190, 414882), (195, 404244), (197, 400140), (228, 345735), (234, 336870), (247, 319140), (260, 303183), (270, 291954), (285, 276588), (324, 243295), (342, 230490), (351, 224580), (380, 207441), (390, 202122), (394, 200070), (405, 194636), (468, 168435), (494, 159570), (513, 153660), (540, 145977), (570, 138294), (585, 134748), (591, 133380), (684, 115245), (702, 112290), (741, 106380), (780, 101061), (788, 100035), (810, 97318), (855, 92196), (985, 80028), (988, 79785), (1026, 76830), (1053, 74860), (1140, 69147), (1170, 67374), (1182, 66690), (1235, 63828), (1404, 56145), (1482, 53190), (1539, 51220), (1620, 48659), (1710, 46098), (1755, 44916), (1773, 44460), (1970, 40014), (2052, 38415), (2106, 37430), (2223, 35460), (2340, 33687), (2364, 33345), (2470, 31914), (2561, 30780), (2565, 30732), (2955, 26676), (2964, 26595), (3078, 25610), (3420, 23049), (3510, 22458), (3546, 22230), (3705, 21276), (3743, 21060), (3940, 20007), (4212, 18715), (4446, 17730), (4940, 15957), (5122, 15390), (5130, 15366), (5265, 14972), (5319, 14820), (5910, 13338), (6156, 12805), (6669, 11820), (7020, 11229), (7092, 11115), (7410, 10638), (7486, 10530), (7683, 10260), (7695, 10244), (8865, 8892)]