20469623040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9817}}^1$

素因数の和:10025

約数の個数: 216

約数和(自身を含む): 71221303608

約数和(自身を除く): 50751680568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 181, 192, 240, 256, 288, 320, 360, 362, 384, 480, 543, 576, 640, 720, 724, 768, 905, 960, 1086, 1152, 1280, 1440, 1448, 1629, 1810, 1920, 2172, 2304, 2715, 2880, 2896, 3258, 3620, 3840, 4344, 5430, 5760, 5792, 6516, 7240, 8145, 8688, 9817, 10860, 11520, 11584, 13032, 14480, 16290, 17376, 19634, 21720, 23168, 26064, 28960, 29451, 32580, 34752, 39268, 43440, 46336, 49085, 52128, 57920, 58902, 65160, 69504, 78536, 86880, 88353, 98170, 104256, 115840, 117804, 130320, 139008, 147255, 157072, 173760, 176706, 196340, 208512, 231680, 235608, 260640, 294510, 314144, 347520, 353412, 392680, 417024, 441765, 471216, 521280, 589020, 628288, 695040, 706824, 785360, 883530, 942432, 1042560, 1178040, 1256576, 1413648, 1570720, 1767060, 1776877, 1884864, 2085120, 2356080, 2513152, 2827296, 3141440, 3534120, 3553754, 3769728, 4712160, 5330631, 5654592, 6282880, 7068240, 7107508, 7539456, 8884385, 9424320, 10661262, 11309184, 12565760, 14136480, 14215016, 15991893, 17768770, 18848640, 21322524, 22618368, 26653155, 28272960, 28430032, 31983786, 35537540, 37697280, 42645048, 53306310, 56545920, 56860064, 63967572, 71075080, 79959465, 85290096, 106612620, 113091840, 113720128, 127935144, 142150160, 159918930, 170580192, 213225240, 227440256, 255870288, 284300320, 319837860, 341160384, 426450480, 454880512, 511740576, 568600640, 639675720, 682320768, 852900960, 1023481152, 1137201280, 1279351440, 1364641536, 1705801920, 2046962304, 2274402560, 2558702880, 3411603840, 4093924608, 5117405760, 6823207680, 10234811520, 20469623040]

約数ペア:

[(1, 20469623040), (2, 10234811520), (3, 6823207680), (4, 5117405760), (5, 4093924608), (6, 3411603840), (8, 2558702880), (9, 2274402560), (10, 2046962304), (12, 1705801920), (15, 1364641536), (16, 1279351440), (18, 1137201280), (20, 1023481152), (24, 852900960), (30, 682320768), (32, 639675720), (36, 568600640), (40, 511740576), (45, 454880512), (48, 426450480), (60, 341160384), (64, 319837860), (72, 284300320), (80, 255870288), (90, 227440256), (96, 213225240), (120, 170580192), (128, 159918930), (144, 142150160), (160, 127935144), (180, 113720128), (181, 113091840), (192, 106612620), (240, 85290096), (256, 79959465), (288, 71075080), (320, 63967572), (360, 56860064), (362, 56545920), (384, 53306310), (480, 42645048), (543, 37697280), (576, 35537540), (640, 31983786), (720, 28430032), (724, 28272960), (768, 26653155), (905, 22618368), (960, 21322524), (1086, 18848640), (1152, 17768770), (1280, 15991893), (1440, 14215016), (1448, 14136480), (1629, 12565760), (1810, 11309184), (1920, 10661262), (2172, 9424320), (2304, 8884385), (2715, 7539456), (2880, 7107508), (2896, 7068240), (3258, 6282880), (3620, 5654592), (3840, 5330631), (4344, 4712160), (5430, 3769728), (5760, 3553754), (5792, 3534120), (6516, 3141440), (7240, 2827296), (8145, 2513152), (8688, 2356080), (9817, 2085120), (10860, 1884864), (11520, 1776877), (11584, 1767060), (13032, 1570720), (14480, 1413648), (16290, 1256576), (17376, 1178040), (19634, 1042560), (21720, 942432), (23168, 883530), (26064, 785360), (28960, 706824), (29451, 695040), (32580, 628288), (34752, 589020), (39268, 521280), (43440, 471216), (46336, 441765), (49085, 417024), (52128, 392680), (57920, 353412), (58902, 347520), (65160, 314144), (69504, 294510), (78536, 260640), (86880, 235608), (88353, 231680), (98170, 208512), (104256, 196340), (115840, 176706), (117804, 173760), (130320, 157072), (139008, 147255)]