21544680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 47402520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 145, 151, 164, 174, 205, 232, 246, 290, 302, 328, 348, 410, 435, 453, 492, 580, 604, 615, 696, 755, 820, 870, 906, 984, 1160, 1189, 1208, 1230, 1510, 1640, 1740, 1812, 2265, 2378, 2460, 3020, 3480, 3567, 3624, 4379, 4530, 4756, 4920, 5945, 6040, 6191, 7134, 8758, 9060, 9512, 11890, 12382, 13137, 14268, 17516, 17835, 18120, 18573, 21895, 23780, 24764, 26274, 28536, 30955, 35032, 35670, 37146, 43790, 47560, 49528, 52548, 61910, 65685, 71340, 74292, 87580, 92865, 105096, 123820, 131370, 142680, 148584, 175160, 179539, 185730, 247640, 262740, 359078, 371460, 525480, 538617, 718156, 742920, 897695, 1077234, 1436312, 1795390, 2154468, 2693085, 3590780, 4308936, 5386170, 7181560, 10772340, 21544680]

約数ペア:

[(1, 21544680), (2, 10772340), (3, 7181560), (4, 5386170), (5, 4308936), (6, 3590780), (8, 2693085), (10, 2154468), (12, 1795390), (15, 1436312), (20, 1077234), (24, 897695), (29, 742920), (30, 718156), (40, 538617), (41, 525480), (58, 371460), (60, 359078), (82, 262740), (87, 247640), (116, 185730), (120, 179539), (123, 175160), (145, 148584), (151, 142680), (164, 131370), (174, 123820), (205, 105096), (232, 92865), (246, 87580), (290, 74292), (302, 71340), (328, 65685), (348, 61910), (410, 52548), (435, 49528), (453, 47560), (492, 43790), (580, 37146), (604, 35670), (615, 35032), (696, 30955), (755, 28536), (820, 26274), (870, 24764), (906, 23780), (984, 21895), (1160, 18573), (1189, 18120), (1208, 17835), (1230, 17516), (1510, 14268), (1640, 13137), (1740, 12382), (1812, 11890), (2265, 9512), (2378, 9060), (2460, 8758), (3020, 7134), (3480, 6191), (3567, 6040), (3624, 5945), (4379, 4920), (4530, 4756)]