71325180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5581}}^1$

素因数の和:5667

約数の個数: 72

約数和(自身を含む): 219439584

約数和(自身を除く): 148114404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5581, 6390, 11162, 12780, 16743, 22324, 27905, 33486, 50229, 55810, 66972, 83715, 100458, 111620, 167430, 200916, 251145, 334860, 396251, 502290, 792502, 1004580, 1188753, 1585004, 1981255, 2377506, 3566259, 3962510, 4755012, 5943765, 7132518, 7925020, 11887530, 14265036, 17831295, 23775060, 35662590, 71325180]

約数ペア:

[(1, 71325180), (2, 35662590), (3, 23775060), (4, 17831295), (5, 14265036), (6, 11887530), (9, 7925020), (10, 7132518), (12, 5943765), (15, 4755012), (18, 3962510), (20, 3566259), (30, 2377506), (36, 1981255), (45, 1585004), (60, 1188753), (71, 1004580), (90, 792502), (142, 502290), (180, 396251), (213, 334860), (284, 251145), (355, 200916), (426, 167430), (639, 111620), (710, 100458), (852, 83715), (1065, 66972), (1278, 55810), (1420, 50229), (2130, 33486), (2556, 27905), (3195, 22324), (4260, 16743), (5581, 12780), (6390, 11162)]