320275384

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 734670720

約数和(自身を除く): 414395336

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 121, 124, 143, 242, 248, 286, 341, 403, 484, 572, 682, 806, 821, 968, 1144, 1364, 1573, 1612, 1642, 2728, 3146, 3224, 3284, 3751, 4433, 6292, 6568, 7502, 8866, 9031, 10673, 12584, 15004, 17732, 18062, 21346, 25451, 30008, 35464, 36124, 42692, 48763, 50902, 72248, 85384, 97526, 99341, 101804, 117403, 195052, 198682, 203608, 234806, 279961, 330863, 390104, 397364, 469612, 559922, 661726, 794728, 939224, 1119844, 1291433, 1323452, 2239688, 2582866, 2646904, 3079571, 3639493, 5165732, 6159142, 7278986, 10331464, 12318284, 14557972, 24636568, 29115944, 40034423, 80068846, 160137692, 320275384]

約数ペア:

[(1, 320275384), (2, 160137692), (4, 80068846), (8, 40034423), (11, 29115944), (13, 24636568), (22, 14557972), (26, 12318284), (31, 10331464), (44, 7278986), (52, 6159142), (62, 5165732), (88, 3639493), (104, 3079571), (121, 2646904), (124, 2582866), (143, 2239688), (242, 1323452), (248, 1291433), (286, 1119844), (341, 939224), (403, 794728), (484, 661726), (572, 559922), (682, 469612), (806, 397364), (821, 390104), (968, 330863), (1144, 279961), (1364, 234806), (1573, 203608), (1612, 198682), (1642, 195052), (2728, 117403), (3146, 101804), (3224, 99341), (3284, 97526), (3751, 85384), (4433, 72248), (6292, 50902), (6568, 48763), (7502, 42692), (8866, 36124), (9031, 35464), (10673, 30008), (12584, 25451), (15004, 21346), (17732, 18062)]