179411980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 433097280

約数和(自身を除く): 253685300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 61, 110, 116, 122, 145, 220, 244, 290, 305, 319, 461, 580, 610, 638, 671, 922, 1220, 1276, 1342, 1595, 1769, 1844, 2305, 2684, 3190, 3355, 3538, 4610, 5071, 6380, 6710, 7076, 8845, 9220, 10142, 13369, 13420, 17690, 19459, 20284, 25355, 26738, 28121, 35380, 38918, 50710, 53476, 56242, 66845, 77836, 97295, 101420, 112484, 133690, 140605, 147059, 194590, 267380, 281210, 294118, 309331, 389180, 562420, 588236, 618662, 735295, 815509, 1237324, 1470590, 1546655, 1631018, 2941180, 3093310, 3262036, 4077545, 6186620, 8155090, 8970599, 16310180, 17941198, 35882396, 44852995, 89705990, 179411980]

約数ペア:

[(1, 179411980), (2, 89705990), (4, 44852995), (5, 35882396), (10, 17941198), (11, 16310180), (20, 8970599), (22, 8155090), (29, 6186620), (44, 4077545), (55, 3262036), (58, 3093310), (61, 2941180), (110, 1631018), (116, 1546655), (122, 1470590), (145, 1237324), (220, 815509), (244, 735295), (290, 618662), (305, 588236), (319, 562420), (461, 389180), (580, 309331), (610, 294118), (638, 281210), (671, 267380), (922, 194590), (1220, 147059), (1276, 140605), (1342, 133690), (1595, 112484), (1769, 101420), (1844, 97295), (2305, 77836), (2684, 66845), (3190, 56242), (3355, 53476), (3538, 50710), (4610, 38918), (5071, 35380), (6380, 28121), (6710, 26738), (7076, 25355), (8845, 20284), (9220, 19459), (10142, 17690), (13369, 13420)]