123706240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:600

約数の個数: 128

約数和(自身を含む): 345021120

約数和(自身を除く): 221314880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 521, 530, 560, 640, 742, 848, 896, 1042, 1060, 1120, 1484, 1696, 1855, 2084, 2120, 2240, 2605, 2968, 3392, 3647, 3710, 4168, 4240, 4480, 5210, 5936, 6784, 7294, 7420, 8336, 8480, 10420, 11872, 14588, 14840, 16672, 16960, 18235, 20840, 23744, 27613, 29176, 29680, 33344, 33920, 36470, 41680, 47488, 55226, 58352, 59360, 66688, 72940, 83360, 110452, 116704, 118720, 138065, 145880, 166720, 193291, 220904, 233408, 237440, 276130, 291760, 333440, 386582, 441808, 466816, 552260, 583520, 773164, 883616, 966455, 1104520, 1167040, 1546328, 1767232, 1932910, 2209040, 2334080, 3092656, 3534464, 3865820, 4418080, 6185312, 7731640, 8836160, 12370624, 15463280, 17672320, 24741248, 30926560, 61853120, 123706240]

約数ペア:

[(1, 123706240), (2, 61853120), (4, 30926560), (5, 24741248), (7, 17672320), (8, 15463280), (10, 12370624), (14, 8836160), (16, 7731640), (20, 6185312), (28, 4418080), (32, 3865820), (35, 3534464), (40, 3092656), (53, 2334080), (56, 2209040), (64, 1932910), (70, 1767232), (80, 1546328), (106, 1167040), (112, 1104520), (128, 966455), (140, 883616), (160, 773164), (212, 583520), (224, 552260), (265, 466816), (280, 441808), (320, 386582), (371, 333440), (424, 291760), (448, 276130), (521, 237440), (530, 233408), (560, 220904), (640, 193291), (742, 166720), (848, 145880), (896, 138065), (1042, 118720), (1060, 116704), (1120, 110452), (1484, 83360), (1696, 72940), (1855, 66688), (2084, 59360), (2120, 58352), (2240, 55226), (2605, 47488), (2968, 41680), (3392, 36470), (3647, 33920), (3710, 33344), (4168, 29680), (4240, 29176), (4480, 27613), (5210, 23744), (5936, 20840), (6784, 18235), (7294, 16960), (7420, 16672), (8336, 14840), (8480, 14588), (10420, 11872)]