123730240

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 112

約数和(自身を含む): 310896000

約数和(自身を除く): 187165760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 67, 80, 116, 134, 145, 160, 199, 232, 268, 290, 320, 335, 398, 464, 536, 580, 670, 796, 928, 995, 1072, 1160, 1340, 1592, 1856, 1943, 1990, 2144, 2320, 2680, 3184, 3886, 3980, 4288, 4640, 5360, 5771, 6368, 7772, 7960, 9280, 9715, 10720, 11542, 12736, 13333, 15544, 15920, 19430, 21440, 23084, 26666, 28855, 31088, 31840, 38860, 46168, 53332, 57710, 62176, 63680, 66665, 77720, 92336, 106664, 115420, 124352, 133330, 155440, 184672, 213328, 230840, 266660, 310880, 369344, 386657, 426656, 461680, 533320, 621760, 773314, 853312, 923360, 1066640, 1546628, 1846720, 1933285, 2133280, 3093256, 3866570, 4266560, 6186512, 7733140, 12373024, 15466280, 24746048, 30932560, 61865120, 123730240]

約数ペア:

[(1, 123730240), (2, 61865120), (4, 30932560), (5, 24746048), (8, 15466280), (10, 12373024), (16, 7733140), (20, 6186512), (29, 4266560), (32, 3866570), (40, 3093256), (58, 2133280), (64, 1933285), (67, 1846720), (80, 1546628), (116, 1066640), (134, 923360), (145, 853312), (160, 773314), (199, 621760), (232, 533320), (268, 461680), (290, 426656), (320, 386657), (335, 369344), (398, 310880), (464, 266660), (536, 230840), (580, 213328), (670, 184672), (796, 155440), (928, 133330), (995, 124352), (1072, 115420), (1160, 106664), (1340, 92336), (1592, 77720), (1856, 66665), (1943, 63680), (1990, 62176), (2144, 57710), (2320, 53332), (2680, 46168), (3184, 38860), (3886, 31840), (3980, 31088), (4288, 28855), (4640, 26666), (5360, 23084), (5771, 21440), (6368, 19430), (7772, 15920), (7960, 15544), (9280, 13333), (9715, 12736), (10720, 11542)]