121559680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:618

約数の個数: 128

約数和(自身を含む): 327836160

約数和(自身を除く): 206276480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 557, 620, 640, 682, 704, 880, 992, 1114, 1240, 1364, 1408, 1705, 1760, 1984, 2228, 2480, 2728, 2785, 3410, 3520, 3968, 4456, 4960, 5456, 5570, 6127, 6820, 7040, 8912, 9920, 10912, 11140, 12254, 13640, 17267, 17824, 19840, 21824, 22280, 24508, 27280, 30635, 34534, 35648, 43648, 44560, 49016, 54560, 61270, 69068, 71296, 86335, 89120, 98032, 109120, 122540, 138136, 172670, 178240, 189937, 196064, 218240, 245080, 276272, 345340, 356480, 379874, 392128, 490160, 552544, 690680, 759748, 784256, 949685, 980320, 1105088, 1381360, 1519496, 1899370, 1960640, 2210176, 2762720, 3038992, 3798740, 3921280, 5525440, 6077984, 7597480, 11050880, 12155968, 15194960, 24311936, 30389920, 60779840, 121559680]

約数ペア:

[(1, 121559680), (2, 60779840), (4, 30389920), (5, 24311936), (8, 15194960), (10, 12155968), (11, 11050880), (16, 7597480), (20, 6077984), (22, 5525440), (31, 3921280), (32, 3798740), (40, 3038992), (44, 2762720), (55, 2210176), (62, 1960640), (64, 1899370), (80, 1519496), (88, 1381360), (110, 1105088), (124, 980320), (128, 949685), (155, 784256), (160, 759748), (176, 690680), (220, 552544), (248, 490160), (310, 392128), (320, 379874), (341, 356480), (352, 345340), (440, 276272), (496, 245080), (557, 218240), (620, 196064), (640, 189937), (682, 178240), (704, 172670), (880, 138136), (992, 122540), (1114, 109120), (1240, 98032), (1364, 89120), (1408, 86335), (1705, 71296), (1760, 69068), (1984, 61270), (2228, 54560), (2480, 49016), (2728, 44560), (2785, 43648), (3410, 35648), (3520, 34534), (3968, 30635), (4456, 27280), (4960, 24508), (5456, 22280), (5570, 21824), (6127, 19840), (6820, 17824), (7040, 17267), (8912, 13640), (9920, 12254), (10912, 11140)]