15513520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 42483888

約数和(自身を除く): 26970368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 61, 68, 80, 85, 88, 110, 122, 136, 170, 176, 187, 220, 244, 272, 289, 305, 340, 374, 440, 488, 578, 610, 671, 680, 748, 880, 935, 976, 1037, 1156, 1220, 1342, 1360, 1445, 1496, 1870, 2074, 2312, 2440, 2684, 2890, 2992, 3179, 3355, 3740, 4148, 4624, 4880, 5185, 5368, 5780, 6358, 6710, 7480, 8296, 10370, 10736, 11407, 11560, 12716, 13420, 14960, 15895, 16592, 17629, 20740, 22814, 23120, 25432, 26840, 31790, 35258, 41480, 45628, 50864, 53680, 57035, 63580, 70516, 82960, 88145, 91256, 114070, 127160, 141032, 176290, 182512, 193919, 228140, 254320, 282064, 352580, 387838, 456280, 705160, 775676, 912560, 969595, 1410320, 1551352, 1939190, 3102704, 3878380, 7756760, 15513520]

約数ペア:

[(1, 15513520), (2, 7756760), (4, 3878380), (5, 3102704), (8, 1939190), (10, 1551352), (11, 1410320), (16, 969595), (17, 912560), (20, 775676), (22, 705160), (34, 456280), (40, 387838), (44, 352580), (55, 282064), (61, 254320), (68, 228140), (80, 193919), (85, 182512), (88, 176290), (110, 141032), (122, 127160), (136, 114070), (170, 91256), (176, 88145), (187, 82960), (220, 70516), (244, 63580), (272, 57035), (289, 53680), (305, 50864), (340, 45628), (374, 41480), (440, 35258), (488, 31790), (578, 26840), (610, 25432), (671, 23120), (680, 22814), (748, 20740), (880, 17629), (935, 16592), (976, 15895), (1037, 14960), (1156, 13420), (1220, 12716), (1342, 11560), (1360, 11407), (1445, 10736), (1496, 10370), (1870, 8296), (2074, 7480), (2312, 6710), (2440, 6358), (2684, 5780), (2890, 5368), (2992, 5185), (3179, 4880), (3355, 4624), (3740, 4148)]