254470710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4003}}^1$

素因数の和:4189

約数の個数: 64

約数和(自身を含む): 661909248

約数和(自身を除く): 407438538

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 163, 195, 326, 390, 489, 815, 978, 1630, 2119, 2445, 4003, 4238, 4890, 6357, 8006, 10595, 12009, 12714, 20015, 21190, 24018, 31785, 40030, 52039, 60045, 63570, 104078, 120090, 156117, 260195, 312234, 520390, 652489, 780585, 1304978, 1561170, 1957467, 3262445, 3914934, 6524890, 8482357, 9787335, 16964714, 19574670, 25447071, 42411785, 50894142, 84823570, 127235355, 254470710]

約数ペア:

[(1, 254470710), (2, 127235355), (3, 84823570), (5, 50894142), (6, 42411785), (10, 25447071), (13, 19574670), (15, 16964714), (26, 9787335), (30, 8482357), (39, 6524890), (65, 3914934), (78, 3262445), (130, 1957467), (163, 1561170), (195, 1304978), (326, 780585), (390, 652489), (489, 520390), (815, 312234), (978, 260195), (1630, 156117), (2119, 120090), (2445, 104078), (4003, 63570), (4238, 60045), (4890, 52039), (6357, 40030), (8006, 31785), (10595, 24018), (12009, 21190), (12714, 20015)]