206428560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:745

約数の個数: 160

約数和(自身を含む): 696622080

約数和(自身を除く): 490193520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 109, 120, 130, 156, 195, 208, 218, 240, 260, 312, 327, 390, 436, 520, 545, 607, 624, 654, 780, 872, 1040, 1090, 1214, 1308, 1417, 1560, 1635, 1744, 1821, 2180, 2428, 2616, 2834, 3035, 3120, 3270, 3642, 4251, 4360, 4856, 5232, 5668, 6070, 6540, 7085, 7284, 7891, 8502, 8720, 9105, 9712, 11336, 12140, 13080, 14170, 14568, 15782, 17004, 18210, 21255, 22672, 23673, 24280, 26160, 28340, 29136, 31564, 34008, 36420, 39455, 42510, 47346, 48560, 56680, 63128, 66163, 68016, 72840, 78910, 85020, 94692, 113360, 118365, 126256, 132326, 145680, 157820, 170040, 189384, 198489, 236730, 264652, 315640, 330815, 340080, 378768, 396978, 473460, 529304, 631280, 661630, 793956, 860119, 946920, 992445, 1058608, 1323260, 1587912, 1720238, 1893840, 1984890, 2580357, 2646520, 3175824, 3440476, 3969780, 4300595, 5160714, 5293040, 6880952, 7939560, 8601190, 10321428, 12901785, 13761904, 15879120, 17202380, 20642856, 25803570, 34404760, 41285712, 51607140, 68809520, 103214280, 206428560]

約数ペア:

[(1, 206428560), (2, 103214280), (3, 68809520), (4, 51607140), (5, 41285712), (6, 34404760), (8, 25803570), (10, 20642856), (12, 17202380), (13, 15879120), (15, 13761904), (16, 12901785), (20, 10321428), (24, 8601190), (26, 7939560), (30, 6880952), (39, 5293040), (40, 5160714), (48, 4300595), (52, 3969780), (60, 3440476), (65, 3175824), (78, 2646520), (80, 2580357), (104, 1984890), (109, 1893840), (120, 1720238), (130, 1587912), (156, 1323260), (195, 1058608), (208, 992445), (218, 946920), (240, 860119), (260, 793956), (312, 661630), (327, 631280), (390, 529304), (436, 473460), (520, 396978), (545, 378768), (607, 340080), (624, 330815), (654, 315640), (780, 264652), (872, 236730), (1040, 198489), (1090, 189384), (1214, 170040), (1308, 157820), (1417, 145680), (1560, 132326), (1635, 126256), (1744, 118365), (1821, 113360), (2180, 94692), (2428, 85020), (2616, 78910), (2834, 72840), (3035, 68016), (3120, 66163), (3270, 63128), (3642, 56680), (4251, 48560), (4360, 47346), (4856, 42510), (5232, 39455), (5668, 36420), (6070, 34008), (6540, 31564), (7085, 29136), (7284, 28340), (7891, 26160), (8502, 24280), (8720, 23673), (9105, 22672), (9712, 21255), (11336, 18210), (12140, 17004), (13080, 15782), (14170, 14568)]