1919520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 144

約数和(自身を含む): 6918912

約数和(自身を除く): 4999392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 43, 45, 48, 60, 62, 72, 80, 86, 90, 93, 96, 120, 124, 129, 144, 155, 160, 172, 180, 186, 215, 240, 248, 258, 279, 288, 310, 344, 360, 372, 387, 430, 465, 480, 496, 516, 558, 620, 645, 688, 720, 744, 774, 860, 930, 992, 1032, 1116, 1240, 1290, 1333, 1376, 1395, 1440, 1488, 1548, 1720, 1860, 1935, 2064, 2232, 2480, 2580, 2666, 2790, 2976, 3096, 3440, 3720, 3870, 3999, 4128, 4464, 4960, 5160, 5332, 5580, 6192, 6665, 6880, 7440, 7740, 7998, 8928, 10320, 10664, 11160, 11997, 12384, 13330, 14880, 15480, 15996, 19995, 20640, 21328, 22320, 23994, 26660, 30960, 31992, 39990, 42656, 44640, 47988, 53320, 59985, 61920, 63984, 79980, 95976, 106640, 119970, 127968, 159960, 191952, 213280, 239940, 319920, 383904, 479880, 639840, 959760, 1919520]

約数ペア:

[(1, 1919520), (2, 959760), (3, 639840), (4, 479880), (5, 383904), (6, 319920), (8, 239940), (9, 213280), (10, 191952), (12, 159960), (15, 127968), (16, 119970), (18, 106640), (20, 95976), (24, 79980), (30, 63984), (31, 61920), (32, 59985), (36, 53320), (40, 47988), (43, 44640), (45, 42656), (48, 39990), (60, 31992), (62, 30960), (72, 26660), (80, 23994), (86, 22320), (90, 21328), (93, 20640), (96, 19995), (120, 15996), (124, 15480), (129, 14880), (144, 13330), (155, 12384), (160, 11997), (172, 11160), (180, 10664), (186, 10320), (215, 8928), (240, 7998), (248, 7740), (258, 7440), (279, 6880), (288, 6665), (310, 6192), (344, 5580), (360, 5332), (372, 5160), (387, 4960), (430, 4464), (465, 4128), (480, 3999), (496, 3870), (516, 3720), (558, 3440), (620, 3096), (645, 2976), (688, 2790), (720, 2666), (744, 2580), (774, 2480), (860, 2232), (930, 2064), (992, 1935), (1032, 1860), (1116, 1720), (1240, 1548), (1290, 1488), (1333, 1440), (1376, 1395)]