28407600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:644

約数の個数: 180

約数和(自身を含む): 106340416

約数和(自身を除く): 77932816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 390, 400, 450, 468, 520, 585, 600, 607, 624, 650, 720, 780, 900, 936, 975, 1040, 1170, 1200, 1214, 1300, 1560, 1800, 1821, 1872, 1950, 2340, 2428, 2600, 2925, 3035, 3120, 3600, 3642, 3900, 4680, 4856, 5200, 5463, 5850, 6070, 7284, 7800, 7891, 9105, 9360, 9712, 10926, 11700, 12140, 14568, 15175, 15600, 15782, 18210, 21852, 23400, 23673, 24280, 27315, 29136, 30350, 31564, 36420, 39455, 43704, 45525, 46800, 47346, 48560, 54630, 60700, 63128, 71019, 72840, 78910, 87408, 91050, 94692, 109260, 118365, 121400, 126256, 136575, 142038, 145680, 157820, 182100, 189384, 197275, 218520, 236730, 242800, 273150, 284076, 315640, 355095, 364200, 378768, 394550, 437040, 473460, 546300, 568152, 591825, 631280, 710190, 728400, 789100, 946920, 1092600, 1136304, 1183650, 1420380, 1578200, 1775475, 1893840, 2185200, 2367300, 2840760, 3156400, 3550950, 4734600, 5681520, 7101900, 9469200, 14203800, 28407600]

約数ペア:

[(1, 28407600), (2, 14203800), (3, 9469200), (4, 7101900), (5, 5681520), (6, 4734600), (8, 3550950), (9, 3156400), (10, 2840760), (12, 2367300), (13, 2185200), (15, 1893840), (16, 1775475), (18, 1578200), (20, 1420380), (24, 1183650), (25, 1136304), (26, 1092600), (30, 946920), (36, 789100), (39, 728400), (40, 710190), (45, 631280), (48, 591825), (50, 568152), (52, 546300), (60, 473460), (65, 437040), (72, 394550), (75, 378768), (78, 364200), (80, 355095), (90, 315640), (100, 284076), (104, 273150), (117, 242800), (120, 236730), (130, 218520), (144, 197275), (150, 189384), (156, 182100), (180, 157820), (195, 145680), (200, 142038), (208, 136575), (225, 126256), (234, 121400), (240, 118365), (260, 109260), (300, 94692), (312, 91050), (325, 87408), (360, 78910), (390, 72840), (400, 71019), (450, 63128), (468, 60700), (520, 54630), (585, 48560), (600, 47346), (607, 46800), (624, 45525), (650, 43704), (720, 39455), (780, 36420), (900, 31564), (936, 30350), (975, 29136), (1040, 27315), (1170, 24280), (1200, 23673), (1214, 23400), (1300, 21852), (1560, 18210), (1800, 15782), (1821, 15600), (1872, 15175), (1950, 14568), (2340, 12140), (2428, 11700), (2600, 10926), (2925, 9712), (3035, 9360), (3120, 9105), (3600, 7891), (3642, 7800), (3900, 7284), (4680, 6070), (4856, 5850), (5200, 5463)]