90490860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16217}}^1$

素因数の和:16263

約数の個数: 72

約数和(自身を含む): 283360896

約数和(自身を除く): 192870036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 16217, 32434, 48651, 64868, 81085, 97302, 145953, 162170, 194604, 243255, 291906, 324340, 486510, 502727, 583812, 729765, 973020, 1005454, 1459530, 1508181, 2010908, 2513635, 2919060, 3016362, 4524543, 5027270, 6032724, 7540905, 9049086, 10054540, 15081810, 18098172, 22622715, 30163620, 45245430, 90490860]

約数ペア:

[(1, 90490860), (2, 45245430), (3, 30163620), (4, 22622715), (5, 18098172), (6, 15081810), (9, 10054540), (10, 9049086), (12, 7540905), (15, 6032724), (18, 5027270), (20, 4524543), (30, 3016362), (31, 2919060), (36, 2513635), (45, 2010908), (60, 1508181), (62, 1459530), (90, 1005454), (93, 973020), (124, 729765), (155, 583812), (180, 502727), (186, 486510), (279, 324340), (310, 291906), (372, 243255), (465, 194604), (558, 162170), (620, 145953), (930, 97302), (1116, 81085), (1395, 64868), (1860, 48651), (2790, 32434), (5580, 16217)]