388748160

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{7499}}^1$

素因数の和:7530

約数の個数: 160

約数和(自身を含む): 1388475000

約数和(自身を除く): 999726840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 7499, 8640, 10368, 12960, 14998, 17280, 22497, 25920, 29996, 37495, 44994, 51840, 59992, 67491, 74990, 89988, 112485, 119984, 134982, 149980, 179976, 202473, 224970, 239968, 269964, 299960, 337455, 359952, 404946, 449940, 479936, 539928, 599920, 607419, 674910, 719904, 809892, 899880, 959872, 1012365, 1079856, 1199840, 1214838, 1349820, 1439808, 1619784, 1799760, 2024730, 2159712, 2399680, 2429676, 2699640, 2879616, 3037095, 3239568, 3599520, 4049460, 4319424, 4799360, 4859352, 5399280, 6074190, 6479136, 7199040, 8098920, 8638848, 9718704, 10798560, 12148380, 12958272, 14398080, 16197840, 19437408, 21597120, 24296760, 25916544, 32395680, 38874816, 43194240, 48593520, 64791360, 77749632, 97187040, 129582720, 194374080, 388748160]

約数ペア:

[(1, 388748160), (2, 194374080), (3, 129582720), (4, 97187040), (5, 77749632), (6, 64791360), (8, 48593520), (9, 43194240), (10, 38874816), (12, 32395680), (15, 25916544), (16, 24296760), (18, 21597120), (20, 19437408), (24, 16197840), (27, 14398080), (30, 12958272), (32, 12148380), (36, 10798560), (40, 9718704), (45, 8638848), (48, 8098920), (54, 7199040), (60, 6479136), (64, 6074190), (72, 5399280), (80, 4859352), (81, 4799360), (90, 4319424), (96, 4049460), (108, 3599520), (120, 3239568), (128, 3037095), (135, 2879616), (144, 2699640), (160, 2429676), (162, 2399680), (180, 2159712), (192, 2024730), (216, 1799760), (240, 1619784), (270, 1439808), (288, 1349820), (320, 1214838), (324, 1199840), (360, 1079856), (384, 1012365), (405, 959872), (432, 899880), (480, 809892), (540, 719904), (576, 674910), (640, 607419), (648, 599920), (720, 539928), (810, 479936), (864, 449940), (960, 404946), (1080, 359952), (1152, 337455), (1296, 299960), (1440, 269964), (1620, 239968), (1728, 224970), (1920, 202473), (2160, 179976), (2592, 149980), (2880, 134982), (3240, 119984), (3456, 112485), (4320, 89988), (5184, 74990), (5760, 67491), (6480, 59992), (7499, 51840), (8640, 44994), (10368, 37495), (12960, 29996), (14998, 25920), (17280, 22497)]