121209440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1216

約数の個数: 96

約数和(自身を含む): 317792160

約数和(自身を除く): 196582720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 80, 88, 110, 122, 160, 176, 220, 244, 305, 352, 440, 488, 610, 671, 880, 976, 1129, 1220, 1342, 1760, 1952, 2258, 2440, 2684, 3355, 4516, 4880, 5368, 5645, 6710, 9032, 9760, 10736, 11290, 12419, 13420, 18064, 21472, 22580, 24838, 26840, 36128, 45160, 49676, 53680, 62095, 68869, 90320, 99352, 107360, 124190, 137738, 180640, 198704, 248380, 275476, 344345, 397408, 496760, 550952, 688690, 757559, 993520, 1101904, 1377380, 1515118, 1987040, 2203808, 2754760, 3030236, 3787795, 5509520, 6060472, 7575590, 11019040, 12120944, 15151180, 24241888, 30302360, 60604720, 121209440]

約数ペア:

[(1, 121209440), (2, 60604720), (4, 30302360), (5, 24241888), (8, 15151180), (10, 12120944), (11, 11019040), (16, 7575590), (20, 6060472), (22, 5509520), (32, 3787795), (40, 3030236), (44, 2754760), (55, 2203808), (61, 1987040), (80, 1515118), (88, 1377380), (110, 1101904), (122, 993520), (160, 757559), (176, 688690), (220, 550952), (244, 496760), (305, 397408), (352, 344345), (440, 275476), (488, 248380), (610, 198704), (671, 180640), (880, 137738), (976, 124190), (1129, 107360), (1220, 99352), (1342, 90320), (1760, 68869), (1952, 62095), (2258, 53680), (2440, 49676), (2684, 45160), (3355, 36128), (4516, 26840), (4880, 24838), (5368, 22580), (5645, 21472), (6710, 18064), (9032, 13420), (9760, 12419), (10736, 11290)]