991570860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 432

約数和(自身を含む): 3781945440

約数和(自身を除く): 2790374580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 61, 63, 70, 76, 84, 90, 95, 97, 98, 105, 114, 122, 126, 133, 140, 147, 171, 180, 183, 190, 194, 196, 210, 228, 244, 245, 252, 266, 285, 291, 294, 305, 315, 342, 366, 380, 388, 399, 420, 427, 441, 485, 490, 532, 549, 570, 582, 588, 610, 630, 665, 679, 684, 732, 735, 798, 854, 855, 873, 882, 915, 931, 970, 980, 1098, 1140, 1159, 1164, 1197, 1220, 1260, 1281, 1330, 1358, 1455, 1470, 1596, 1708, 1710, 1746, 1764, 1830, 1843, 1862, 1940, 1995, 2037, 2135, 2196, 2205, 2318, 2394, 2562, 2660, 2716, 2745, 2793, 2910, 2940, 2989, 3395, 3420, 3477, 3492, 3660, 3686, 3724, 3843, 3990, 4074, 4270, 4365, 4410, 4636, 4655, 4753, 4788, 5124, 5490, 5529, 5586, 5795, 5820, 5917, 5978, 5985, 6111, 6405, 6790, 6954, 7372, 7686, 7980, 8113, 8148, 8379, 8540, 8730, 8820, 8967, 9215, 9310, 9506, 10185, 10431, 10980, 11058, 11172, 11590, 11834, 11956, 11970, 12222, 12810, 12901, 13580, 13908, 13965, 14259, 14945, 15372, 16226, 16587, 16758, 17385, 17460, 17751, 17934, 18430, 18620, 19012, 19215, 20370, 20862, 22116, 23180, 23668, 23765, 23940, 24339, 24444, 25620, 25802, 26901, 27645, 27930, 28518, 29585, 29890, 30555, 32452, 33174, 33516, 34770, 35502, 35868, 36860, 38430, 38703, 40565, 40740, 41419, 41724, 41895, 42777, 44835, 47530, 48678, 51604, 52155, 53253, 53802, 55290, 55860, 56791, 57036, 59170, 59780, 61110, 64505, 66348, 69540, 71004, 71295, 73017, 76860, 77406, 81130, 82838, 82935, 83790, 85554, 88755, 89670, 90307, 95060, 97356, 104310, 106506, 107604, 110580, 112423, 113582, 116109, 118340, 121695, 122220, 124257, 129010, 134505, 142590, 146034, 154812, 162260, 165676, 165870, 167580, 170373, 171108, 177510, 179340, 180614, 193515, 207095, 208620, 213012, 213885, 224846, 227164, 232218, 243390, 248514, 258020, 266265, 269010, 270921, 283955, 285180, 289933, 292068, 331740, 337269, 340746, 355020, 361228, 365085, 372771, 387030, 414190, 427770, 449692, 451535, 464436, 486780, 497028, 511119, 532530, 538020, 541842, 562115, 567910, 579866, 580545, 621285, 674538, 681492, 730170, 745542, 774060, 786961, 812763, 828380, 851865, 855540, 869799, 903070, 1011807, 1022238, 1065060, 1083684, 1124230, 1135820, 1159732, 1161090, 1242570, 1349076, 1354605, 1449665, 1460340, 1491084, 1573922, 1625526, 1686345, 1703730, 1739598, 1806140, 1863855, 2023614, 2044476, 2248460, 2322180, 2360883, 2485140, 2555595, 2609397, 2709210, 2899330, 3147844, 3251052, 3372690, 3407460, 3479196, 3727710, 3934805, 4047228, 4063815, 4348995, 4721766, 5059035, 5111190, 5218794, 5418420, 5508727, 5798660, 6745380, 7082649, 7455420, 7869610, 8127630, 8697990, 9443532, 10118070, 10222380, 10437588, 11017454, 11804415, 13046985, 14165298, 15739220, 16255260, 16526181, 17395980, 20236140, 22034908, 23608830, 26093970, 27543635, 28330596, 33052362, 35413245, 47217660, 49578543, 52187940, 55087270, 66104724, 70826490, 82630905, 99157086, 110174540, 141652980, 165261810, 198314172, 247892715, 330523620, 495785430, 991570860]

約数ペア:

[(1, 991570860), (2, 495785430), (3, 330523620), (4, 247892715), (5, 198314172), (6, 165261810), (7, 141652980), (9, 110174540), (10, 99157086), (12, 82630905), (14, 70826490), (15, 66104724), (18, 55087270), (19, 52187940), (20, 49578543), (21, 47217660), (28, 35413245), (30, 33052362), (35, 28330596), (36, 27543635), (38, 26093970), (42, 23608830), (45, 22034908), (49, 20236140), (57, 17395980), (60, 16526181), (61, 16255260), (63, 15739220), (70, 14165298), (76, 13046985), (84, 11804415), (90, 11017454), (95, 10437588), (97, 10222380), (98, 10118070), (105, 9443532), (114, 8697990), (122, 8127630), (126, 7869610), (133, 7455420), (140, 7082649), (147, 6745380), (171, 5798660), (180, 5508727), (183, 5418420), (190, 5218794), (194, 5111190), (196, 5059035), (210, 4721766), (228, 4348995), (244, 4063815), (245, 4047228), (252, 3934805), (266, 3727710), (285, 3479196), (291, 3407460), (294, 3372690), (305, 3251052), (315, 3147844), (342, 2899330), (366, 2709210), (380, 2609397), (388, 2555595), (399, 2485140), (420, 2360883), (427, 2322180), (441, 2248460), (485, 2044476), (490, 2023614), (532, 1863855), (549, 1806140), (570, 1739598), (582, 1703730), (588, 1686345), (610, 1625526), (630, 1573922), (665, 1491084), (679, 1460340), (684, 1449665), (732, 1354605), (735, 1349076), (798, 1242570), (854, 1161090), (855, 1159732), (873, 1135820), (882, 1124230), (915, 1083684), (931, 1065060), (970, 1022238), (980, 1011807), (1098, 903070), (1140, 869799), (1159, 855540), (1164, 851865), (1197, 828380), (1220, 812763), (1260, 786961), (1281, 774060), (1330, 745542), (1358, 730170), (1455, 681492), (1470, 674538), (1596, 621285), (1708, 580545), (1710, 579866), (1746, 567910), (1764, 562115), (1830, 541842), (1843, 538020), (1862, 532530), (1940, 511119), (1995, 497028), (2037, 486780), (2135, 464436), (2196, 451535), (2205, 449692), (2318, 427770), (2394, 414190), (2562, 387030), (2660, 372771), (2716, 365085), (2745, 361228), (2793, 355020), (2910, 340746), (2940, 337269), (2989, 331740), (3395, 292068), (3420, 289933), (3477, 285180), (3492, 283955), (3660, 270921), (3686, 269010), (3724, 266265), (3843, 258020), (3990, 248514), (4074, 243390), (4270, 232218), (4365, 227164), (4410, 224846), (4636, 213885), (4655, 213012), (4753, 208620), (4788, 207095), (5124, 193515), (5490, 180614), (5529, 179340), (5586, 177510), (5795, 171108), (5820, 170373), (5917, 167580), (5978, 165870), (5985, 165676), (6111, 162260), (6405, 154812), (6790, 146034), (6954, 142590), (7372, 134505), (7686, 129010), (7980, 124257), (8113, 122220), (8148, 121695), (8379, 118340), (8540, 116109), (8730, 113582), (8820, 112423), (8967, 110580), (9215, 107604), (9310, 106506), (9506, 104310), (10185, 97356), (10431, 95060), (10980, 90307), (11058, 89670), (11172, 88755), (11590, 85554), (11834, 83790), (11956, 82935), (11970, 82838), (12222, 81130), (12810, 77406), (12901, 76860), (13580, 73017), (13908, 71295), (13965, 71004), (14259, 69540), (14945, 66348), (15372, 64505), (16226, 61110), (16587, 59780), (16758, 59170), (17385, 57036), (17460, 56791), (17751, 55860), (17934, 55290), (18430, 53802), (18620, 53253), (19012, 52155), (19215, 51604), (20370, 48678), (20862, 47530), (22116, 44835), (23180, 42777), (23668, 41895), (23765, 41724), (23940, 41419), (24339, 40740), (24444, 40565), (25620, 38703), (25802, 38430), (26901, 36860), (27645, 35868), (27930, 35502), (28518, 34770), (29585, 33516), (29890, 33174), (30555, 32452)]