20120685408

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{11677}}^1$

素因数の和:11917

約数の個数: 144

約数和(自身を含む): 59375062656

約数和(自身を除く): 39254377248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 193, 248, 279, 288, 372, 386, 496, 558, 579, 744, 772, 992, 1116, 1158, 1488, 1544, 1737, 2232, 2316, 2976, 3088, 3474, 4464, 4632, 5983, 6176, 6948, 8928, 9264, 11677, 11966, 13896, 17949, 18528, 23354, 23932, 27792, 35031, 35898, 46708, 47864, 53847, 55584, 70062, 71796, 93416, 95728, 105093, 107694, 140124, 143592, 186832, 191456, 210186, 215388, 280248, 287184, 361987, 373664, 420372, 430776, 560496, 574368, 723974, 840744, 861552, 1085961, 1120992, 1447948, 1681488, 1723104, 2171922, 2253661, 2895896, 3257883, 3362976, 4343844, 4507322, 5791792, 6515766, 6760983, 8687688, 9014644, 11583584, 13031532, 13521966, 17375376, 18029288, 20282949, 26063064, 27043932, 34750752, 36058576, 40565898, 52126128, 54087864, 69863491, 72117152, 81131796, 104252256, 108175728, 139726982, 162263592, 209590473, 216351456, 279453964, 324527184, 419180946, 558907928, 628771419, 649054368, 838361892, 1117815856, 1257542838, 1676723784, 2235631712, 2515085676, 3353447568, 5030171352, 6706895136, 10060342704, 20120685408]

約数ペア:

[(1, 20120685408), (2, 10060342704), (3, 6706895136), (4, 5030171352), (6, 3353447568), (8, 2515085676), (9, 2235631712), (12, 1676723784), (16, 1257542838), (18, 1117815856), (24, 838361892), (31, 649054368), (32, 628771419), (36, 558907928), (48, 419180946), (62, 324527184), (72, 279453964), (93, 216351456), (96, 209590473), (124, 162263592), (144, 139726982), (186, 108175728), (193, 104252256), (248, 81131796), (279, 72117152), (288, 69863491), (372, 54087864), (386, 52126128), (496, 40565898), (558, 36058576), (579, 34750752), (744, 27043932), (772, 26063064), (992, 20282949), (1116, 18029288), (1158, 17375376), (1488, 13521966), (1544, 13031532), (1737, 11583584), (2232, 9014644), (2316, 8687688), (2976, 6760983), (3088, 6515766), (3474, 5791792), (4464, 4507322), (4632, 4343844), (5983, 3362976), (6176, 3257883), (6948, 2895896), (8928, 2253661), (9264, 2171922), (11677, 1723104), (11966, 1681488), (13896, 1447948), (17949, 1120992), (18528, 1085961), (23354, 861552), (23932, 840744), (27792, 723974), (35031, 574368), (35898, 560496), (46708, 430776), (47864, 420372), (53847, 373664), (55584, 361987), (70062, 287184), (71796, 280248), (93416, 215388), (95728, 210186), (105093, 191456), (107694, 186832), (140124, 143592)]