1640482875

素因数分解:

$3^4\times 5^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 3270833280

約数和(自身を除く): 1630350405

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 37, 45, 75, 81, 87, 111, 125, 135, 145, 151, 185, 225, 261, 333, 375, 405, 435, 453, 555, 675, 725, 755, 783, 925, 999, 1073, 1125, 1305, 1359, 1665, 2025, 2175, 2265, 2349, 2775, 2997, 3219, 3375, 3625, 3775, 3915, 4077, 4379, 4625, 4995, 5365, 5587, 6525, 6795, 8325, 9657, 10125, 10875, 11325, 11745, 12231, 13137, 13875, 14985, 16095, 16761, 18875, 19575, 20385, 21895, 24975, 26825, 27935, 28971, 32625, 33975, 39411, 41625, 48285, 50283, 56625, 58725, 61155, 65685, 74925, 80475, 83805, 86913, 97875, 101925, 109475, 118233, 124875, 134125, 139675, 144855, 150849, 162023, 169875, 197055, 241425, 251415, 293625, 305775, 328425, 354699, 374625, 402375, 419025, 434565, 452547, 486069, 509625, 547375, 591165, 698375, 724275, 754245, 810115, 985275, 1207125, 1257075, 1458207, 1528875, 1642125, 1773495, 2095125, 2172825, 2262735, 2430345, 2955825, 3621375, 3771225, 4050575, 4374621, 4926375, 6285375, 7291035, 8867475, 10864125, 11313675, 12151725, 13123863, 14779125, 18856125, 20252875, 21873105, 36455175, 44337375, 56568375, 60758625, 65619315, 109365525, 182275875, 328096575, 546827625, 1640482875]

約数ペア:

[(1, 1640482875), (3, 546827625), (5, 328096575), (9, 182275875), (15, 109365525), (25, 65619315), (27, 60758625), (29, 56568375), (37, 44337375), (45, 36455175), (75, 21873105), (81, 20252875), (87, 18856125), (111, 14779125), (125, 13123863), (135, 12151725), (145, 11313675), (151, 10864125), (185, 8867475), (225, 7291035), (261, 6285375), (333, 4926375), (375, 4374621), (405, 4050575), (435, 3771225), (453, 3621375), (555, 2955825), (675, 2430345), (725, 2262735), (755, 2172825), (783, 2095125), (925, 1773495), (999, 1642125), (1073, 1528875), (1125, 1458207), (1305, 1257075), (1359, 1207125), (1665, 985275), (2025, 810115), (2175, 754245), (2265, 724275), (2349, 698375), (2775, 591165), (2997, 547375), (3219, 509625), (3375, 486069), (3625, 452547), (3775, 434565), (3915, 419025), (4077, 402375), (4379, 374625), (4625, 354699), (4995, 328425), (5365, 305775), (5587, 293625), (6525, 251415), (6795, 241425), (8325, 197055), (9657, 169875), (10125, 162023), (10875, 150849), (11325, 144855), (11745, 139675), (12231, 134125), (13137, 124875), (13875, 118233), (14985, 109475), (16095, 101925), (16761, 97875), (18875, 86913), (19575, 83805), (20385, 80475), (21895, 74925), (24975, 65685), (26825, 61155), (27935, 58725), (28971, 56625), (32625, 50283), (33975, 48285), (39411, 41625)]