20726400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 72852480

約数和(自身を除く): 52126080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 127, 128, 136, 150, 160, 170, 192, 200, 204, 240, 254, 255, 272, 300, 320, 340, 381, 384, 400, 408, 425, 480, 508, 510, 544, 600, 635, 640, 680, 762, 800, 816, 850, 960, 1016, 1020, 1088, 1200, 1270, 1275, 1360, 1524, 1600, 1632, 1700, 1905, 1920, 2032, 2040, 2159, 2176, 2400, 2540, 2550, 2720, 3048, 3175, 3200, 3264, 3400, 3810, 4064, 4080, 4318, 4800, 5080, 5100, 5440, 6096, 6350, 6477, 6528, 6800, 7620, 8128, 8160, 8636, 9525, 9600, 10160, 10200, 10795, 10880, 12192, 12700, 12954, 13600, 15240, 16256, 16320, 17272, 19050, 20320, 20400, 21590, 24384, 25400, 25908, 27200, 30480, 32385, 32640, 34544, 38100, 40640, 40800, 43180, 48768, 50800, 51816, 53975, 54400, 60960, 64770, 69088, 76200, 81280, 81600, 86360, 101600, 103632, 107950, 121920, 129540, 138176, 152400, 161925, 163200, 172720, 203200, 207264, 215900, 243840, 259080, 276352, 304800, 323850, 345440, 406400, 414528, 431800, 518160, 609600, 647700, 690880, 829056, 863600, 1036320, 1219200, 1295400, 1381760, 1727200, 2072640, 2590800, 3454400, 4145280, 5181600, 6908800, 10363200, 20726400]

約数ペア:

[(1, 20726400), (2, 10363200), (3, 6908800), (4, 5181600), (5, 4145280), (6, 3454400), (8, 2590800), (10, 2072640), (12, 1727200), (15, 1381760), (16, 1295400), (17, 1219200), (20, 1036320), (24, 863600), (25, 829056), (30, 690880), (32, 647700), (34, 609600), (40, 518160), (48, 431800), (50, 414528), (51, 406400), (60, 345440), (64, 323850), (68, 304800), (75, 276352), (80, 259080), (85, 243840), (96, 215900), (100, 207264), (102, 203200), (120, 172720), (127, 163200), (128, 161925), (136, 152400), (150, 138176), (160, 129540), (170, 121920), (192, 107950), (200, 103632), (204, 101600), (240, 86360), (254, 81600), (255, 81280), (272, 76200), (300, 69088), (320, 64770), (340, 60960), (381, 54400), (384, 53975), (400, 51816), (408, 50800), (425, 48768), (480, 43180), (508, 40800), (510, 40640), (544, 38100), (600, 34544), (635, 32640), (640, 32385), (680, 30480), (762, 27200), (800, 25908), (816, 25400), (850, 24384), (960, 21590), (1016, 20400), (1020, 20320), (1088, 19050), (1200, 17272), (1270, 16320), (1275, 16256), (1360, 15240), (1524, 13600), (1600, 12954), (1632, 12700), (1700, 12192), (1905, 10880), (1920, 10795), (2032, 10200), (2040, 10160), (2159, 9600), (2176, 9525), (2400, 8636), (2540, 8160), (2550, 8128), (2720, 7620), (3048, 6800), (3175, 6528), (3200, 6477), (3264, 6350), (3400, 6096), (3810, 5440), (4064, 5100), (4080, 5080), (4318, 4800)]