78574920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 248227200

約数和(自身を除く): 169652280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 67, 87, 116, 120, 134, 145, 174, 201, 232, 268, 290, 335, 337, 348, 402, 435, 536, 580, 670, 674, 696, 804, 870, 1005, 1011, 1160, 1340, 1348, 1608, 1685, 1740, 1943, 2010, 2022, 2680, 2696, 3370, 3480, 3886, 4020, 4044, 5055, 5829, 6740, 7772, 8040, 8088, 9715, 9773, 10110, 11658, 13480, 15544, 19430, 19546, 20220, 22579, 23316, 29145, 29319, 38860, 39092, 40440, 45158, 46632, 48865, 58290, 58638, 67737, 77720, 78184, 90316, 97730, 112895, 116580, 117276, 135474, 146595, 180632, 195460, 225790, 233160, 234552, 270948, 293190, 338685, 390920, 451580, 541896, 586380, 654791, 677370, 903160, 1172760, 1309582, 1354740, 1964373, 2619164, 2709480, 3273955, 3928746, 5238328, 6547910, 7857492, 9821865, 13095820, 15714984, 19643730, 26191640, 39287460, 78574920]

約数ペア:

[(1, 78574920), (2, 39287460), (3, 26191640), (4, 19643730), (5, 15714984), (6, 13095820), (8, 9821865), (10, 7857492), (12, 6547910), (15, 5238328), (20, 3928746), (24, 3273955), (29, 2709480), (30, 2619164), (40, 1964373), (58, 1354740), (60, 1309582), (67, 1172760), (87, 903160), (116, 677370), (120, 654791), (134, 586380), (145, 541896), (174, 451580), (201, 390920), (232, 338685), (268, 293190), (290, 270948), (335, 234552), (337, 233160), (348, 225790), (402, 195460), (435, 180632), (536, 146595), (580, 135474), (670, 117276), (674, 116580), (696, 112895), (804, 97730), (870, 90316), (1005, 78184), (1011, 77720), (1160, 67737), (1340, 58638), (1348, 58290), (1608, 48865), (1685, 46632), (1740, 45158), (1943, 40440), (2010, 39092), (2022, 38860), (2680, 29319), (2696, 29145), (3370, 23316), (3480, 22579), (3886, 20220), (4020, 19546), (4044, 19430), (5055, 15544), (5829, 13480), (6740, 11658), (7772, 10110), (8040, 9773), (8088, 9715)]