256422150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{7213}}^1$

素因数の和:7310

約数の個数: 72

約数和(自身を含む): 697738080

約数和(自身を除く): 441315930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 711, 790, 1185, 1422, 1975, 2370, 3555, 3950, 5925, 7110, 7213, 11850, 14426, 17775, 21639, 35550, 36065, 43278, 64917, 72130, 108195, 129834, 180325, 216390, 324585, 360650, 540975, 569827, 649170, 1081950, 1139654, 1622925, 1709481, 2849135, 3245850, 3418962, 5128443, 5698270, 8547405, 10256886, 14245675, 17094810, 25642215, 28491350, 42737025, 51284430, 85474050, 128211075, 256422150]

約数ペア:

[(1, 256422150), (2, 128211075), (3, 85474050), (5, 51284430), (6, 42737025), (9, 28491350), (10, 25642215), (15, 17094810), (18, 14245675), (25, 10256886), (30, 8547405), (45, 5698270), (50, 5128443), (75, 3418962), (79, 3245850), (90, 2849135), (150, 1709481), (158, 1622925), (225, 1139654), (237, 1081950), (395, 649170), (450, 569827), (474, 540975), (711, 360650), (790, 324585), (1185, 216390), (1422, 180325), (1975, 129834), (2370, 108195), (3555, 72130), (3950, 64917), (5925, 43278), (7110, 36065), (7213, 35550), (11850, 21639), (14426, 17775)]