256457352960

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{2473547}}^1$

素因数の和:2473580

約数の個数: 180

約数和(自身を含む): 917651678328

約数和(自身を除く): 661194325368

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6480, 6912, 8640, 10368, 11520, 12960, 17280, 20736, 25920, 34560, 51840, 103680, 2473547, 4947094, 7420641, 9894188, 12367735, 14841282, 19788376, 22261923, 24735470, 29682564, 37103205, 39576752, 44523846, 49470940, 59365128, 66785769, 74206410, 79153504, 89047692, 98941880, 111309615, 118730256, 133571538, 148412820, 158307008, 178095384, 197883760, 200357307, 222619230, 237460512, 267143076, 296825640, 316614016, 333928845, 356190768, 395767520, 400714614, 445238460, 474921024, 534286152, 593651280, 633228032, 667857690, 712381536, 791535040, 801429228, 890476920, 949842048, 1001786535, 1068572304, 1187302560, 1335715380, 1424763072, 1583070080, 1602858456, 1780953840, 1899684096, 2003573070, 2137144608, 2374605120, 2671430760, 2849526144, 3166140160, 3205716912, 3561907680, 4007146140, 4274289216, 4749210240, 5342861520, 5699052288, 6411433824, 7123815360, 8014292280, 8548578432, 9498420480, 10685723040, 12822867648, 14247630720, 16028584560, 17097156864, 21371446080, 25645735296, 28495261440, 32057169120, 42742892160, 51291470592, 64114338240, 85485784320, 128228676480, 256457352960]

約数ペア:

[(1, 256457352960), (2, 128228676480), (3, 85485784320), (4, 64114338240), (5, 51291470592), (6, 42742892160), (8, 32057169120), (9, 28495261440), (10, 25645735296), (12, 21371446080), (15, 17097156864), (16, 16028584560), (18, 14247630720), (20, 12822867648), (24, 10685723040), (27, 9498420480), (30, 8548578432), (32, 8014292280), (36, 7123815360), (40, 6411433824), (45, 5699052288), (48, 5342861520), (54, 4749210240), (60, 4274289216), (64, 4007146140), (72, 3561907680), (80, 3205716912), (81, 3166140160), (90, 2849526144), (96, 2671430760), (108, 2374605120), (120, 2137144608), (128, 2003573070), (135, 1899684096), (144, 1780953840), (160, 1602858456), (162, 1583070080), (180, 1424763072), (192, 1335715380), (216, 1187302560), (240, 1068572304), (256, 1001786535), (270, 949842048), (288, 890476920), (320, 801429228), (324, 791535040), (360, 712381536), (384, 667857690), (405, 633228032), (432, 593651280), (480, 534286152), (540, 474921024), (576, 445238460), (640, 400714614), (648, 395767520), (720, 356190768), (768, 333928845), (810, 316614016), (864, 296825640), (960, 267143076), (1080, 237460512), (1152, 222619230), (1280, 200357307), (1296, 197883760), (1440, 178095384), (1620, 158307008), (1728, 148412820), (1920, 133571538), (2160, 118730256), (2304, 111309615), (2592, 98941880), (2880, 89047692), (3240, 79153504), (3456, 74206410), (3840, 66785769), (4320, 59365128), (5184, 49470940), (5760, 44523846), (6480, 39576752), (6912, 37103205), (8640, 29682564), (10368, 24735470), (11520, 22261923), (12960, 19788376), (17280, 14841282), (20736, 12367735), (25920, 9894188), (34560, 7420641), (51840, 4947094), (103680, 2473547)]