177872580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7213}}^1$

素因数の和:7365

約数の個数: 72

約数和(自身を含む): 543560472

約数和(自身を除く): 365687892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 4110, 4932, 6165, 7213, 8220, 12330, 14426, 21639, 24660, 28852, 36065, 43278, 64917, 72130, 86556, 108195, 129834, 144260, 216390, 259668, 324585, 432780, 649170, 988181, 1298340, 1976362, 2964543, 3952724, 4940905, 5929086, 8893629, 9881810, 11858172, 14822715, 17787258, 19763620, 29645430, 35574516, 44468145, 59290860, 88936290, 177872580]

約数ペア:

[(1, 177872580), (2, 88936290), (3, 59290860), (4, 44468145), (5, 35574516), (6, 29645430), (9, 19763620), (10, 17787258), (12, 14822715), (15, 11858172), (18, 9881810), (20, 8893629), (30, 5929086), (36, 4940905), (45, 3952724), (60, 2964543), (90, 1976362), (137, 1298340), (180, 988181), (274, 649170), (411, 432780), (548, 324585), (685, 259668), (822, 216390), (1233, 144260), (1370, 129834), (1644, 108195), (2055, 86556), (2466, 72130), (2740, 64917), (4110, 43278), (4932, 36065), (6165, 28852), (7213, 24660), (8220, 21639), (12330, 14426)]