279954800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:367

約数の個数: 120

約数和(自身を含む): 704097792

約数和(自身を除く): 424142992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 107, 124, 155, 200, 211, 214, 248, 310, 400, 422, 428, 496, 535, 620, 775, 844, 856, 1055, 1070, 1240, 1550, 1688, 1712, 2110, 2140, 2480, 2675, 3100, 3317, 3376, 4220, 4280, 5275, 5350, 6200, 6541, 6634, 8440, 8560, 10550, 10700, 12400, 13082, 13268, 16585, 16880, 21100, 21400, 22577, 26164, 26536, 32705, 33170, 42200, 42800, 45154, 52328, 53072, 65410, 66340, 82925, 84400, 90308, 104656, 112885, 130820, 132680, 163525, 165850, 180616, 225770, 261640, 265360, 327050, 331700, 361232, 451540, 523280, 564425, 654100, 663400, 699887, 903080, 1128850, 1308200, 1326800, 1399774, 1806160, 2257700, 2616400, 2799548, 3499435, 4515400, 5599096, 6998870, 9030800, 11198192, 13997740, 17497175, 27995480, 34994350, 55990960, 69988700, 139977400, 279954800]

約数ペア:

[(1, 279954800), (2, 139977400), (4, 69988700), (5, 55990960), (8, 34994350), (10, 27995480), (16, 17497175), (20, 13997740), (25, 11198192), (31, 9030800), (40, 6998870), (50, 5599096), (62, 4515400), (80, 3499435), (100, 2799548), (107, 2616400), (124, 2257700), (155, 1806160), (200, 1399774), (211, 1326800), (214, 1308200), (248, 1128850), (310, 903080), (400, 699887), (422, 663400), (428, 654100), (496, 564425), (535, 523280), (620, 451540), (775, 361232), (844, 331700), (856, 327050), (1055, 265360), (1070, 261640), (1240, 225770), (1550, 180616), (1688, 165850), (1712, 163525), (2110, 132680), (2140, 130820), (2480, 112885), (2675, 104656), (3100, 90308), (3317, 84400), (3376, 82925), (4220, 66340), (4280, 65410), (5275, 53072), (5350, 52328), (6200, 45154), (6541, 42800), (6634, 42200), (8440, 33170), (8560, 32705), (10550, 26536), (10700, 26164), (12400, 22577), (13082, 21400), (13268, 21100), (16585, 16880)]