40448160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{3121}}^1$

素因数の和:3148

約数の個数: 120

約数和(自身を含む): 142794036

約数和(自身を除く): 102345876

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3121, 3240, 4320, 6242, 6480, 9363, 12484, 12960, 15605, 18726, 24968, 28089, 31210, 37452, 46815, 49936, 56178, 62420, 74904, 84267, 93630, 99872, 112356, 124840, 140445, 149808, 168534, 187260, 224712, 249680, 252801, 280890, 299616, 337068, 374520, 421335, 449424, 499360, 505602, 561780, 674136, 749040, 842670, 898848, 1011204, 1123560, 1264005, 1348272, 1498080, 1685340, 2022408, 2247120, 2528010, 2696544, 3370680, 4044816, 4494240, 5056020, 6741360, 8089632, 10112040, 13482720, 20224080, 40448160]

約数ペア:

[(1, 40448160), (2, 20224080), (3, 13482720), (4, 10112040), (5, 8089632), (6, 6741360), (8, 5056020), (9, 4494240), (10, 4044816), (12, 3370680), (15, 2696544), (16, 2528010), (18, 2247120), (20, 2022408), (24, 1685340), (27, 1498080), (30, 1348272), (32, 1264005), (36, 1123560), (40, 1011204), (45, 898848), (48, 842670), (54, 749040), (60, 674136), (72, 561780), (80, 505602), (81, 499360), (90, 449424), (96, 421335), (108, 374520), (120, 337068), (135, 299616), (144, 280890), (160, 252801), (162, 249680), (180, 224712), (216, 187260), (240, 168534), (270, 149808), (288, 140445), (324, 124840), (360, 112356), (405, 99872), (432, 93630), (480, 84267), (540, 74904), (648, 62420), (720, 56178), (810, 49936), (864, 46815), (1080, 37452), (1296, 31210), (1440, 28089), (1620, 24968), (2160, 18726), (2592, 15605), (3121, 12960), (3240, 12484), (4320, 9363), (6242, 6480)]