289482820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 710673264

約数和(自身を除く): 421190444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 53, 55, 61, 74, 106, 110, 121, 122, 148, 185, 212, 220, 242, 244, 265, 305, 370, 407, 484, 530, 583, 605, 610, 671, 740, 814, 1060, 1166, 1210, 1220, 1342, 1628, 1961, 2035, 2257, 2332, 2420, 2684, 2915, 3233, 3355, 3922, 4070, 4477, 4514, 5830, 6413, 6466, 6710, 7381, 7844, 8140, 8954, 9028, 9805, 11285, 11660, 12826, 12932, 13420, 14762, 16165, 17908, 19610, 21571, 22385, 22570, 24827, 25652, 29524, 32065, 32330, 35563, 36905, 39220, 43142, 44770, 45140, 49654, 64130, 64660, 71126, 73810, 86284, 89540, 99308, 107855, 119621, 124135, 128260, 142252, 147620, 177815, 215710, 237281, 239242, 248270, 273097, 355630, 391193, 431420, 474562, 478484, 496540, 546194, 598105, 711260, 782386, 949124, 1092388, 1186405, 1196210, 1315831, 1365485, 1564772, 1955965, 2372810, 2392420, 2631662, 2730970, 3911930, 4745620, 5263324, 5461940, 6579155, 7823860, 13158310, 14474141, 26316620, 28948282, 57896564, 72370705, 144741410, 289482820]

約数ペア:

[(1, 289482820), (2, 144741410), (4, 72370705), (5, 57896564), (10, 28948282), (11, 26316620), (20, 14474141), (22, 13158310), (37, 7823860), (44, 6579155), (53, 5461940), (55, 5263324), (61, 4745620), (74, 3911930), (106, 2730970), (110, 2631662), (121, 2392420), (122, 2372810), (148, 1955965), (185, 1564772), (212, 1365485), (220, 1315831), (242, 1196210), (244, 1186405), (265, 1092388), (305, 949124), (370, 782386), (407, 711260), (484, 598105), (530, 546194), (583, 496540), (605, 478484), (610, 474562), (671, 431420), (740, 391193), (814, 355630), (1060, 273097), (1166, 248270), (1210, 239242), (1220, 237281), (1342, 215710), (1628, 177815), (1961, 147620), (2035, 142252), (2257, 128260), (2332, 124135), (2420, 119621), (2684, 107855), (2915, 99308), (3233, 89540), (3355, 86284), (3922, 73810), (4070, 71126), (4477, 64660), (4514, 64130), (5830, 49654), (6413, 45140), (6466, 44770), (6710, 43142), (7381, 39220), (7844, 36905), (8140, 35563), (8954, 32330), (9028, 32065), (9805, 29524), (11285, 25652), (11660, 24827), (12826, 22570), (12932, 22385), (13420, 21571), (14762, 19610), (16165, 17908)]