8155800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 28725840

約数和(自身を除く): 20570040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 90, 92, 100, 115, 120, 138, 150, 180, 184, 197, 200, 207, 225, 230, 276, 300, 345, 360, 394, 414, 450, 460, 552, 575, 591, 600, 690, 788, 828, 900, 920, 985, 1035, 1150, 1182, 1380, 1576, 1656, 1725, 1773, 1800, 1970, 2070, 2300, 2364, 2760, 2955, 3450, 3546, 3940, 4140, 4531, 4600, 4728, 4925, 5175, 5910, 6900, 7092, 7880, 8280, 8865, 9062, 9850, 10350, 11820, 13593, 13800, 14184, 14775, 17730, 18124, 19700, 20700, 22655, 23640, 27186, 29550, 35460, 36248, 39400, 40779, 41400, 44325, 45310, 54372, 59100, 67965, 70920, 81558, 88650, 90620, 108744, 113275, 118200, 135930, 163116, 177300, 181240, 203895, 226550, 271860, 326232, 339825, 354600, 407790, 453100, 543720, 679650, 815580, 906200, 1019475, 1359300, 1631160, 2038950, 2718600, 4077900, 8155800]

約数ペア:

[(1, 8155800), (2, 4077900), (3, 2718600), (4, 2038950), (5, 1631160), (6, 1359300), (8, 1019475), (9, 906200), (10, 815580), (12, 679650), (15, 543720), (18, 453100), (20, 407790), (23, 354600), (24, 339825), (25, 326232), (30, 271860), (36, 226550), (40, 203895), (45, 181240), (46, 177300), (50, 163116), (60, 135930), (69, 118200), (72, 113275), (75, 108744), (90, 90620), (92, 88650), (100, 81558), (115, 70920), (120, 67965), (138, 59100), (150, 54372), (180, 45310), (184, 44325), (197, 41400), (200, 40779), (207, 39400), (225, 36248), (230, 35460), (276, 29550), (300, 27186), (345, 23640), (360, 22655), (394, 20700), (414, 19700), (450, 18124), (460, 17730), (552, 14775), (575, 14184), (591, 13800), (600, 13593), (690, 11820), (788, 10350), (828, 9850), (900, 9062), (920, 8865), (985, 8280), (1035, 7880), (1150, 7092), (1182, 6900), (1380, 5910), (1576, 5175), (1656, 4925), (1725, 4728), (1773, 4600), (1800, 4531), (1970, 4140), (2070, 3940), (2300, 3546), (2364, 3450), (2760, 2955)]