71247120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42409}}^1$

素因数の和:42432

約数の個数: 80

約数和(自身を含む): 252424320

約数和(自身を除く): 181177200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42409, 84818, 127227, 169636, 212045, 254454, 296863, 339272, 424090, 508908, 593726, 636135, 678544, 848180, 890589, 1017816, 1187452, 1272270, 1484315, 1696360, 1781178, 2035632, 2374904, 2544540, 2968630, 3392720, 3562356, 4452945, 4749808, 5089080, 5937260, 7124712, 8905890, 10178160, 11874520, 14249424, 17811780, 23749040, 35623560, 71247120]

約数ペア:

[(1, 71247120), (2, 35623560), (3, 23749040), (4, 17811780), (5, 14249424), (6, 11874520), (7, 10178160), (8, 8905890), (10, 7124712), (12, 5937260), (14, 5089080), (15, 4749808), (16, 4452945), (20, 3562356), (21, 3392720), (24, 2968630), (28, 2544540), (30, 2374904), (35, 2035632), (40, 1781178), (42, 1696360), (48, 1484315), (56, 1272270), (60, 1187452), (70, 1017816), (80, 890589), (84, 848180), (105, 678544), (112, 636135), (120, 593726), (140, 508908), (168, 424090), (210, 339272), (240, 296863), (280, 254454), (336, 212045), (420, 169636), (560, 127227), (840, 84818), (1680, 42409)]