30166840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 81259200

約数和(自身を除く): 51092360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 85, 88, 109, 110, 136, 148, 170, 185, 187, 218, 220, 296, 340, 370, 374, 407, 436, 440, 545, 629, 680, 740, 748, 814, 872, 935, 1090, 1199, 1258, 1480, 1496, 1628, 1853, 1870, 2035, 2180, 2398, 2516, 3145, 3256, 3706, 3740, 4033, 4070, 4360, 4796, 5032, 5995, 6290, 6919, 7412, 7480, 8066, 8140, 9265, 9592, 11990, 12580, 13838, 14824, 16132, 16280, 18530, 20165, 20383, 23980, 25160, 27676, 32264, 34595, 37060, 40330, 40766, 44363, 47960, 55352, 68561, 69190, 74120, 80660, 81532, 88726, 101915, 137122, 138380, 161320, 163064, 177452, 203830, 221815, 274244, 276760, 342805, 354904, 407660, 443630, 548488, 685610, 754171, 815320, 887260, 1371220, 1508342, 1774520, 2742440, 3016684, 3770855, 6033368, 7541710, 15083420, 30166840]

約数ペア:

[(1, 30166840), (2, 15083420), (4, 7541710), (5, 6033368), (8, 3770855), (10, 3016684), (11, 2742440), (17, 1774520), (20, 1508342), (22, 1371220), (34, 887260), (37, 815320), (40, 754171), (44, 685610), (55, 548488), (68, 443630), (74, 407660), (85, 354904), (88, 342805), (109, 276760), (110, 274244), (136, 221815), (148, 203830), (170, 177452), (185, 163064), (187, 161320), (218, 138380), (220, 137122), (296, 101915), (340, 88726), (370, 81532), (374, 80660), (407, 74120), (436, 69190), (440, 68561), (545, 55352), (629, 47960), (680, 44363), (740, 40766), (748, 40330), (814, 37060), (872, 34595), (935, 32264), (1090, 27676), (1199, 25160), (1258, 23980), (1480, 20383), (1496, 20165), (1628, 18530), (1853, 16280), (1870, 16132), (2035, 14824), (2180, 13838), (2398, 12580), (2516, 11990), (3145, 9592), (3256, 9265), (3706, 8140), (3740, 8066), (4033, 7480), (4070, 7412), (4360, 6919), (4796, 6290), (5032, 5995)]