255348240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4903}}^1$

素因数の和:4957

約数の個数: 160

約数和(自身を含む): 934035456

約数和(自身を除く): 678687216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 4903, 5208, 6510, 7440, 8680, 9806, 10416, 13020, 14709, 17360, 19612, 24515, 26040, 29418, 34321, 39224, 49030, 52080, 58836, 68642, 73545, 78448, 98060, 102963, 117672, 137284, 147090, 151993, 171605, 196120, 205926, 235344, 274568, 294180, 303986, 343210, 392240, 411852, 455979, 514815, 549136, 588360, 607972, 686420, 759965, 823704, 911958, 1029630, 1063951, 1176720, 1215944, 1372840, 1519930, 1647408, 1823916, 2059260, 2127902, 2279895, 2431888, 2745680, 3039860, 3191853, 3647832, 4118520, 4255804, 4559790, 5319755, 6079720, 6383706, 7295664, 8237040, 8511608, 9119580, 10639510, 12159440, 12767412, 15959265, 17023216, 18239160, 21279020, 25534824, 31918530, 36478320, 42558040, 51069648, 63837060, 85116080, 127674120, 255348240]

約数ペア:

[(1, 255348240), (2, 127674120), (3, 85116080), (4, 63837060), (5, 51069648), (6, 42558040), (7, 36478320), (8, 31918530), (10, 25534824), (12, 21279020), (14, 18239160), (15, 17023216), (16, 15959265), (20, 12767412), (21, 12159440), (24, 10639510), (28, 9119580), (30, 8511608), (31, 8237040), (35, 7295664), (40, 6383706), (42, 6079720), (48, 5319755), (56, 4559790), (60, 4255804), (62, 4118520), (70, 3647832), (80, 3191853), (84, 3039860), (93, 2745680), (105, 2431888), (112, 2279895), (120, 2127902), (124, 2059260), (140, 1823916), (155, 1647408), (168, 1519930), (186, 1372840), (210, 1215944), (217, 1176720), (240, 1063951), (248, 1029630), (280, 911958), (310, 823704), (336, 759965), (372, 686420), (420, 607972), (434, 588360), (465, 549136), (496, 514815), (560, 455979), (620, 411852), (651, 392240), (744, 343210), (840, 303986), (868, 294180), (930, 274568), (1085, 235344), (1240, 205926), (1302, 196120), (1488, 171605), (1680, 151993), (1736, 147090), (1860, 137284), (2170, 117672), (2480, 102963), (2604, 98060), (3255, 78448), (3472, 73545), (3720, 68642), (4340, 58836), (4903, 52080), (5208, 49030), (6510, 39224), (7440, 34321), (8680, 29418), (9806, 26040), (10416, 24515), (13020, 19612), (14709, 17360)]