210000014720

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3066589}}^1$

素因数の和:3066715

約数の個数: 64

約数和(自身を含む): 506723331600

約数和(自身を除く): 296723316880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1070, 1712, 2140, 3424, 4280, 6848, 8560, 13696, 17120, 34240, 68480, 3066589, 6133178, 12266356, 15332945, 24532712, 30665890, 49065424, 61331780, 98130848, 122663560, 196261696, 245327120, 328125023, 392523392, 490654240, 656250046, 981308480, 1312500092, 1640625115, 1962616960, 2625000184, 3281250230, 5250000368, 6562500460, 10500000736, 13125000920, 21000001472, 26250001840, 42000002944, 52500003680, 105000007360, 210000014720]

約数ペア:

[(1, 210000014720), (2, 105000007360), (4, 52500003680), (5, 42000002944), (8, 26250001840), (10, 21000001472), (16, 13125000920), (20, 10500000736), (32, 6562500460), (40, 5250000368), (64, 3281250230), (80, 2625000184), (107, 1962616960), (128, 1640625115), (160, 1312500092), (214, 981308480), (320, 656250046), (428, 490654240), (535, 392523392), (640, 328125023), (856, 245327120), (1070, 196261696), (1712, 122663560), (2140, 98130848), (3424, 61331780), (4280, 49065424), (6848, 30665890), (8560, 24532712), (13696, 15332945), (17120, 12266356), (34240, 6133178), (68480, 3066589)]