70831980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6451}}^1$

素因数の和:6527

約数の個数: 72

約数和(自身を含む): 218413104

約数和(自身を除く): 147581124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 6451, 10980, 12902, 19353, 25804, 32255, 38706, 58059, 64510, 77412, 96765, 116118, 129020, 193530, 232236, 290295, 387060, 393511, 580590, 787022, 1161180, 1180533, 1574044, 1967555, 2361066, 3541599, 3935110, 4722132, 5902665, 7083198, 7870220, 11805330, 14166396, 17707995, 23610660, 35415990, 70831980]

約数ペア:

[(1, 70831980), (2, 35415990), (3, 23610660), (4, 17707995), (5, 14166396), (6, 11805330), (9, 7870220), (10, 7083198), (12, 5902665), (15, 4722132), (18, 3935110), (20, 3541599), (30, 2361066), (36, 1967555), (45, 1574044), (60, 1180533), (61, 1161180), (90, 787022), (122, 580590), (180, 393511), (183, 387060), (244, 290295), (305, 232236), (366, 193530), (549, 129020), (610, 116118), (732, 96765), (915, 77412), (1098, 64510), (1220, 58059), (1830, 38706), (2196, 32255), (2745, 25804), (3660, 19353), (5490, 12902), (6451, 10980)]