209533170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1576

約数の個数: 128

約数和(自身を含む): 637673472

約数和(自身を除く): 428140302

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 61, 66, 70, 77, 105, 110, 122, 154, 165, 183, 210, 231, 305, 330, 366, 385, 427, 462, 610, 671, 770, 854, 915, 1155, 1281, 1342, 1487, 1830, 2013, 2135, 2310, 2562, 2974, 3355, 4026, 4270, 4461, 4697, 6405, 6710, 7435, 8922, 9394, 10065, 10409, 12810, 14091, 14870, 16357, 20130, 20818, 22305, 23485, 28182, 31227, 32714, 44610, 46970, 49071, 52045, 62454, 70455, 81785, 90707, 98142, 104090, 114499, 140910, 156135, 163570, 181414, 228998, 245355, 272121, 312270, 343497, 453535, 490710, 544242, 572495, 634949, 686994, 907070, 997777, 1144990, 1269898, 1360605, 1717485, 1904847, 1995554, 2721210, 2993331, 3174745, 3434970, 3809694, 4988885, 5986662, 6349490, 6984439, 9524235, 9977770, 13968878, 14966655, 19048470, 20953317, 29933310, 34922195, 41906634, 69844390, 104766585, 209533170]

約数ペア:

[(1, 209533170), (2, 104766585), (3, 69844390), (5, 41906634), (6, 34922195), (7, 29933310), (10, 20953317), (11, 19048470), (14, 14966655), (15, 13968878), (21, 9977770), (22, 9524235), (30, 6984439), (33, 6349490), (35, 5986662), (42, 4988885), (55, 3809694), (61, 3434970), (66, 3174745), (70, 2993331), (77, 2721210), (105, 1995554), (110, 1904847), (122, 1717485), (154, 1360605), (165, 1269898), (183, 1144990), (210, 997777), (231, 907070), (305, 686994), (330, 634949), (366, 572495), (385, 544242), (427, 490710), (462, 453535), (610, 343497), (671, 312270), (770, 272121), (854, 245355), (915, 228998), (1155, 181414), (1281, 163570), (1342, 156135), (1487, 140910), (1830, 114499), (2013, 104090), (2135, 98142), (2310, 90707), (2562, 81785), (2974, 70455), (3355, 62454), (4026, 52045), (4270, 49071), (4461, 46970), (4697, 44610), (6405, 32714), (6710, 31227), (7435, 28182), (8922, 23485), (9394, 22305), (10065, 20818), (10409, 20130), (12810, 16357), (14091, 14870)]