8731440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 29925168

約数和(自身を除く): 21193728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 181, 201, 240, 268, 335, 360, 362, 402, 536, 543, 603, 670, 720, 724, 804, 905, 1005, 1072, 1086, 1206, 1340, 1448, 1608, 1629, 1810, 2010, 2172, 2412, 2680, 2715, 2896, 3015, 3216, 3258, 3620, 4020, 4344, 4824, 5360, 5430, 6030, 6516, 7240, 8040, 8145, 8688, 9648, 10860, 12060, 12127, 13032, 14480, 16080, 16290, 21720, 24120, 24254, 26064, 32580, 36381, 43440, 48240, 48508, 60635, 65160, 72762, 97016, 109143, 121270, 130320, 145524, 181905, 194032, 218286, 242540, 291048, 363810, 436572, 485080, 545715, 582096, 727620, 873144, 970160, 1091430, 1455240, 1746288, 2182860, 2910480, 4365720, 8731440]

約数ペア:

[(1, 8731440), (2, 4365720), (3, 2910480), (4, 2182860), (5, 1746288), (6, 1455240), (8, 1091430), (9, 970160), (10, 873144), (12, 727620), (15, 582096), (16, 545715), (18, 485080), (20, 436572), (24, 363810), (30, 291048), (36, 242540), (40, 218286), (45, 194032), (48, 181905), (60, 145524), (67, 130320), (72, 121270), (80, 109143), (90, 97016), (120, 72762), (134, 65160), (144, 60635), (180, 48508), (181, 48240), (201, 43440), (240, 36381), (268, 32580), (335, 26064), (360, 24254), (362, 24120), (402, 21720), (536, 16290), (543, 16080), (603, 14480), (670, 13032), (720, 12127), (724, 12060), (804, 10860), (905, 9648), (1005, 8688), (1072, 8145), (1086, 8040), (1206, 7240), (1340, 6516), (1448, 6030), (1608, 5430), (1629, 5360), (1810, 4824), (2010, 4344), (2172, 4020), (2412, 3620), (2680, 3258), (2715, 3216), (2896, 3015)]