203182540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 484545600

約数和(自身を除く): 281363060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 109, 110, 148, 185, 218, 220, 229, 370, 407, 436, 458, 545, 740, 814, 916, 1090, 1145, 1199, 1628, 2035, 2180, 2290, 2398, 2519, 4033, 4070, 4580, 4796, 5038, 5995, 8066, 8140, 8473, 10076, 11990, 12595, 16132, 16946, 20165, 23980, 24961, 25190, 33892, 40330, 42365, 44363, 49922, 50380, 80660, 84730, 88726, 93203, 99844, 124805, 169460, 177452, 186406, 221815, 249610, 274571, 372812, 443630, 466015, 499220, 549142, 887260, 923557, 932030, 1098284, 1372855, 1847114, 1864060, 2745710, 3694228, 4617785, 5491420, 9235570, 10159127, 18471140, 20318254, 40636508, 50795635, 101591270, 203182540]

約数ペア:

[(1, 203182540), (2, 101591270), (4, 50795635), (5, 40636508), (10, 20318254), (11, 18471140), (20, 10159127), (22, 9235570), (37, 5491420), (44, 4617785), (55, 3694228), (74, 2745710), (109, 1864060), (110, 1847114), (148, 1372855), (185, 1098284), (218, 932030), (220, 923557), (229, 887260), (370, 549142), (407, 499220), (436, 466015), (458, 443630), (545, 372812), (740, 274571), (814, 249610), (916, 221815), (1090, 186406), (1145, 177452), (1199, 169460), (1628, 124805), (2035, 99844), (2180, 93203), (2290, 88726), (2398, 84730), (2519, 80660), (4033, 50380), (4070, 49922), (4580, 44363), (4796, 42365), (5038, 40330), (5995, 33892), (8066, 25190), (8140, 24961), (8473, 23980), (10076, 20165), (11990, 16946), (12595, 16132)]