123232890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 340070400

約数和(自身を除く): 216837510

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 79, 87, 110, 145, 158, 163, 165, 174, 237, 290, 319, 326, 330, 395, 435, 474, 489, 638, 790, 815, 869, 870, 957, 978, 1185, 1595, 1630, 1738, 1793, 1914, 2291, 2370, 2445, 2607, 3190, 3586, 4345, 4582, 4727, 4785, 4890, 5214, 5379, 6873, 8690, 8965, 9454, 9570, 10758, 11455, 12877, 13035, 13746, 14181, 17930, 22910, 23635, 25201, 25754, 26070, 26895, 28362, 34365, 38631, 47270, 50402, 51997, 53790, 64385, 68730, 70905, 75603, 77262, 103994, 126005, 128770, 141647, 141810, 151206, 155991, 193155, 252010, 259985, 283294, 311982, 373433, 378015, 386310, 424941, 519970, 708235, 746866, 756030, 779955, 849882, 1120299, 1416470, 1559910, 1867165, 2124705, 2240598, 3734330, 4107763, 4249410, 5601495, 8215526, 11202990, 12323289, 20538815, 24646578, 41077630, 61616445, 123232890]

約数ペア:

[(1, 123232890), (2, 61616445), (3, 41077630), (5, 24646578), (6, 20538815), (10, 12323289), (11, 11202990), (15, 8215526), (22, 5601495), (29, 4249410), (30, 4107763), (33, 3734330), (55, 2240598), (58, 2124705), (66, 1867165), (79, 1559910), (87, 1416470), (110, 1120299), (145, 849882), (158, 779955), (163, 756030), (165, 746866), (174, 708235), (237, 519970), (290, 424941), (319, 386310), (326, 378015), (330, 373433), (395, 311982), (435, 283294), (474, 259985), (489, 252010), (638, 193155), (790, 155991), (815, 151206), (869, 141810), (870, 141647), (957, 128770), (978, 126005), (1185, 103994), (1595, 77262), (1630, 75603), (1738, 70905), (1793, 68730), (1914, 64385), (2291, 53790), (2370, 51997), (2445, 50402), (2607, 47270), (3190, 38631), (3586, 34365), (4345, 28362), (4582, 26895), (4727, 26070), (4785, 25754), (4890, 25201), (5214, 23635), (5379, 22910), (6873, 17930), (8690, 14181), (8965, 13746), (9454, 13035), (9570, 12877), (10758, 11455)]