620837000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2920

約数の個数: 128

約数和(自身を含む): 1714452480

約数和(自身を除く): 1093615480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 434, 500, 620, 700, 775, 868, 875, 1000, 1085, 1240, 1400, 1550, 1736, 1750, 2170, 2861, 3100, 3500, 3875, 4340, 5425, 5722, 6200, 7000, 7750, 8680, 10850, 11444, 14305, 15500, 20027, 21700, 22888, 27125, 28610, 31000, 40054, 43400, 54250, 57220, 71525, 80108, 88691, 100135, 108500, 114440, 143050, 160216, 177382, 200270, 217000, 286100, 354764, 357625, 400540, 443455, 500675, 572200, 620837, 709528, 715250, 801080, 886910, 1001350, 1241674, 1430500, 1773820, 2002700, 2217275, 2483348, 2503375, 2861000, 3104185, 3547640, 4005400, 4434550, 4966696, 5006750, 6208370, 8869100, 10013500, 11086375, 12416740, 15520925, 17738200, 20027000, 22172750, 24833480, 31041850, 44345500, 62083700, 77604625, 88691000, 124167400, 155209250, 310418500, 620837000]

約数ペア:

[(1, 620837000), (2, 310418500), (4, 155209250), (5, 124167400), (7, 88691000), (8, 77604625), (10, 62083700), (14, 44345500), (20, 31041850), (25, 24833480), (28, 22172750), (31, 20027000), (35, 17738200), (40, 15520925), (50, 12416740), (56, 11086375), (62, 10013500), (70, 8869100), (100, 6208370), (124, 5006750), (125, 4966696), (140, 4434550), (155, 4005400), (175, 3547640), (200, 3104185), (217, 2861000), (248, 2503375), (250, 2483348), (280, 2217275), (310, 2002700), (350, 1773820), (434, 1430500), (500, 1241674), (620, 1001350), (700, 886910), (775, 801080), (868, 715250), (875, 709528), (1000, 620837), (1085, 572200), (1240, 500675), (1400, 443455), (1550, 400540), (1736, 357625), (1750, 354764), (2170, 286100), (2861, 217000), (3100, 200270), (3500, 177382), (3875, 160216), (4340, 143050), (5425, 114440), (5722, 108500), (6200, 100135), (7000, 88691), (7750, 80108), (8680, 71525), (10850, 57220), (11444, 54250), (14305, 43400), (15500, 40054), (20027, 31000), (21700, 28610), (22888, 27125)]