256155840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3067}}^1$

素因数の和:3119

約数の個数: 168

約数和(自身を含む): 911748240

約数和(自身を除く): 655592400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 435, 464, 480, 522, 576, 580, 696, 720, 870, 928, 960, 1044, 1160, 1305, 1392, 1440, 1740, 1856, 2088, 2320, 2610, 2784, 2880, 3067, 3480, 4176, 4640, 5220, 5568, 6134, 6960, 8352, 9201, 9280, 10440, 12268, 13920, 15335, 16704, 18402, 20880, 24536, 27603, 27840, 30670, 36804, 41760, 46005, 49072, 55206, 61340, 73608, 83520, 88943, 92010, 98144, 110412, 122680, 138015, 147216, 177886, 184020, 196288, 220824, 245360, 266829, 276030, 294432, 355772, 368040, 441648, 444715, 490720, 533658, 552060, 588864, 711544, 736080, 800487, 883296, 889430, 981440, 1067316, 1104120, 1334145, 1423088, 1472160, 1600974, 1766592, 1778860, 2134632, 2208240, 2668290, 2846176, 2944320, 3201948, 3557720, 4002435, 4269264, 4416480, 5336580, 5692352, 6403896, 7115440, 8004870, 8538528, 8832960, 10673160, 12807792, 14230880, 16009740, 17077056, 21346320, 25615584, 28461760, 32019480, 42692640, 51231168, 64038960, 85385280, 128077920, 256155840]

約数ペア:

[(1, 256155840), (2, 128077920), (3, 85385280), (4, 64038960), (5, 51231168), (6, 42692640), (8, 32019480), (9, 28461760), (10, 25615584), (12, 21346320), (15, 17077056), (16, 16009740), (18, 14230880), (20, 12807792), (24, 10673160), (29, 8832960), (30, 8538528), (32, 8004870), (36, 7115440), (40, 6403896), (45, 5692352), (48, 5336580), (58, 4416480), (60, 4269264), (64, 4002435), (72, 3557720), (80, 3201948), (87, 2944320), (90, 2846176), (96, 2668290), (116, 2208240), (120, 2134632), (144, 1778860), (145, 1766592), (160, 1600974), (174, 1472160), (180, 1423088), (192, 1334145), (232, 1104120), (240, 1067316), (261, 981440), (288, 889430), (290, 883296), (320, 800487), (348, 736080), (360, 711544), (435, 588864), (464, 552060), (480, 533658), (522, 490720), (576, 444715), (580, 441648), (696, 368040), (720, 355772), (870, 294432), (928, 276030), (960, 266829), (1044, 245360), (1160, 220824), (1305, 196288), (1392, 184020), (1440, 177886), (1740, 147216), (1856, 138015), (2088, 122680), (2320, 110412), (2610, 98144), (2784, 92010), (2880, 88943), (3067, 83520), (3480, 73608), (4176, 61340), (4640, 55206), (5220, 49072), (5568, 46005), (6134, 41760), (6960, 36804), (8352, 30670), (9201, 27840), (9280, 27603), (10440, 24536), (12268, 20880), (13920, 18402), (15335, 16704)]