254120640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8539}}^1$

素因数の和:8590

約数の個数: 112

約数和(自身を含む): 832957440

約数和(自身を除く): 578836800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 8539, 9920, 14880, 17078, 25617, 29760, 34156, 42695, 51234, 68312, 85390, 102468, 128085, 136624, 170780, 204936, 256170, 264709, 273248, 341560, 409872, 512340, 529418, 546496, 683120, 794127, 819744, 1024680, 1058836, 1323545, 1366240, 1588254, 1639488, 2049360, 2117672, 2647090, 2732480, 3176508, 3970635, 4098720, 4235344, 5294180, 6353016, 7941270, 8197440, 8470688, 10588360, 12706032, 15882540, 16941376, 21176720, 25412064, 31765080, 42353440, 50824128, 63530160, 84706880, 127060320, 254120640]

約数ペア:

[(1, 254120640), (2, 127060320), (3, 84706880), (4, 63530160), (5, 50824128), (6, 42353440), (8, 31765080), (10, 25412064), (12, 21176720), (15, 16941376), (16, 15882540), (20, 12706032), (24, 10588360), (30, 8470688), (31, 8197440), (32, 7941270), (40, 6353016), (48, 5294180), (60, 4235344), (62, 4098720), (64, 3970635), (80, 3176508), (93, 2732480), (96, 2647090), (120, 2117672), (124, 2049360), (155, 1639488), (160, 1588254), (186, 1366240), (192, 1323545), (240, 1058836), (248, 1024680), (310, 819744), (320, 794127), (372, 683120), (465, 546496), (480, 529418), (496, 512340), (620, 409872), (744, 341560), (930, 273248), (960, 264709), (992, 256170), (1240, 204936), (1488, 170780), (1860, 136624), (1984, 128085), (2480, 102468), (2976, 85390), (3720, 68312), (4960, 51234), (5952, 42695), (7440, 34156), (8539, 29760), (9920, 25617), (14880, 17078)]