56251560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 178848000

約数和(自身を除く): 122596440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 229, 230, 267, 276, 345, 356, 445, 458, 460, 534, 552, 687, 690, 712, 890, 916, 920, 1068, 1145, 1335, 1374, 1380, 1780, 1832, 2047, 2136, 2290, 2670, 2748, 2760, 3435, 3560, 4094, 4580, 5267, 5340, 5496, 6141, 6870, 8188, 9160, 10235, 10534, 10680, 12282, 13740, 15801, 16376, 20381, 20470, 21068, 24564, 26335, 27480, 30705, 31602, 40762, 40940, 42136, 49128, 52670, 61143, 61410, 63204, 79005, 81524, 81880, 101905, 105340, 122286, 122820, 126408, 158010, 163048, 203810, 210680, 244572, 245640, 305715, 316020, 407620, 468763, 489144, 611430, 632040, 815240, 937526, 1222860, 1406289, 1875052, 2343815, 2445720, 2812578, 3750104, 4687630, 5625156, 7031445, 9375260, 11250312, 14062890, 18750520, 28125780, 56251560]

約数ペア:

[(1, 56251560), (2, 28125780), (3, 18750520), (4, 14062890), (5, 11250312), (6, 9375260), (8, 7031445), (10, 5625156), (12, 4687630), (15, 3750104), (20, 2812578), (23, 2445720), (24, 2343815), (30, 1875052), (40, 1406289), (46, 1222860), (60, 937526), (69, 815240), (89, 632040), (92, 611430), (115, 489144), (120, 468763), (138, 407620), (178, 316020), (184, 305715), (229, 245640), (230, 244572), (267, 210680), (276, 203810), (345, 163048), (356, 158010), (445, 126408), (458, 122820), (460, 122286), (534, 105340), (552, 101905), (687, 81880), (690, 81524), (712, 79005), (890, 63204), (916, 61410), (920, 61143), (1068, 52670), (1145, 49128), (1335, 42136), (1374, 40940), (1380, 40762), (1780, 31602), (1832, 30705), (2047, 27480), (2136, 26335), (2290, 24564), (2670, 21068), (2748, 20470), (2760, 20381), (3435, 16376), (3560, 15801), (4094, 13740), (4580, 12282), (5267, 10680), (5340, 10534), (5496, 10235), (6141, 9160), (6870, 8188)]