745757280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19181}}^1$

素因数の和:19211

約数の個数: 144

約数和(自身を含む): 2639289744

約数和(自身を除く): 1893532464

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19181, 19440, 38362, 38880, 57543, 76724, 95905, 115086, 153448, 172629, 191810, 230172, 287715, 306896, 345258, 383620, 460344, 517887, 575430, 613792, 690516, 767240, 863145, 920688, 1035774, 1150860, 1381032, 1534480, 1553661, 1726290, 1841376, 2071548, 2301720, 2589435, 2762064, 3068960, 3107322, 3452580, 4143096, 4603440, 4660983, 5178870, 5524128, 6214644, 6905160, 7768305, 8286192, 9206880, 9321966, 10357740, 12429288, 13810320, 15536610, 16572384, 18643932, 20715480, 23304915, 24858576, 27620640, 31073220, 37287864, 41430960, 46609830, 49717152, 62146440, 74575728, 82861920, 93219660, 124292880, 149151456, 186439320, 248585760, 372878640, 745757280]

約数ペア:

[(1, 745757280), (2, 372878640), (3, 248585760), (4, 186439320), (5, 149151456), (6, 124292880), (8, 93219660), (9, 82861920), (10, 74575728), (12, 62146440), (15, 49717152), (16, 46609830), (18, 41430960), (20, 37287864), (24, 31073220), (27, 27620640), (30, 24858576), (32, 23304915), (36, 20715480), (40, 18643932), (45, 16572384), (48, 15536610), (54, 13810320), (60, 12429288), (72, 10357740), (80, 9321966), (81, 9206880), (90, 8286192), (96, 7768305), (108, 6905160), (120, 6214644), (135, 5524128), (144, 5178870), (160, 4660983), (162, 4603440), (180, 4143096), (216, 3452580), (240, 3107322), (243, 3068960), (270, 2762064), (288, 2589435), (324, 2301720), (360, 2071548), (405, 1841376), (432, 1726290), (480, 1553661), (486, 1534480), (540, 1381032), (648, 1150860), (720, 1035774), (810, 920688), (864, 863145), (972, 767240), (1080, 690516), (1215, 613792), (1296, 575430), (1440, 517887), (1620, 460344), (1944, 383620), (2160, 345258), (2430, 306896), (2592, 287715), (3240, 230172), (3888, 191810), (4320, 172629), (4860, 153448), (6480, 115086), (7776, 95905), (9720, 76724), (12960, 57543), (19181, 38880), (19440, 38362)]