51193440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 177454368

約数和(自身を除く): 126260928

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, 72, 73, 80, 90, 96, 120, 144, 146, 160, 180, 219, 240, 288, 292, 360, 365, 438, 480, 487, 584, 657, 720, 730, 876, 974, 1095, 1168, 1314, 1440, 1460, 1461, 1752, 1948, 2190, 2336, 2435, 2628, 2920, 2922, 3285, 3504, 3896, 4380, 4383, 4870, 5256, 5840, 5844, 6570, 7008, 7305, 7792, 8760, 8766, 9740, 10512, 11680, 11688, 13140, 14610, 15584, 17520, 17532, 19480, 21024, 21915, 23376, 26280, 29220, 35040, 35064, 35551, 38960, 43830, 46752, 52560, 58440, 70128, 71102, 77920, 87660, 105120, 106653, 116880, 140256, 142204, 175320, 177755, 213306, 233760, 284408, 319959, 350640, 355510, 426612, 533265, 568816, 639918, 701280, 711020, 853224, 1066530, 1137632, 1279836, 1422040, 1599795, 1706448, 2133060, 2559672, 2844080, 3199590, 3412896, 4266120, 5119344, 5688160, 6399180, 8532240, 10238688, 12798360, 17064480, 25596720, 51193440]

約数ペア:

[(1, 51193440), (2, 25596720), (3, 17064480), (4, 12798360), (5, 10238688), (6, 8532240), (8, 6399180), (9, 5688160), (10, 5119344), (12, 4266120), (15, 3412896), (16, 3199590), (18, 2844080), (20, 2559672), (24, 2133060), (30, 1706448), (32, 1599795), (36, 1422040), (40, 1279836), (45, 1137632), (48, 1066530), (60, 853224), (72, 711020), (73, 701280), (80, 639918), (90, 568816), (96, 533265), (120, 426612), (144, 355510), (146, 350640), (160, 319959), (180, 284408), (219, 233760), (240, 213306), (288, 177755), (292, 175320), (360, 142204), (365, 140256), (438, 116880), (480, 106653), (487, 105120), (584, 87660), (657, 77920), (720, 71102), (730, 70128), (876, 58440), (974, 52560), (1095, 46752), (1168, 43830), (1314, 38960), (1440, 35551), (1460, 35064), (1461, 35040), (1752, 29220), (1948, 26280), (2190, 23376), (2336, 21915), (2435, 21024), (2628, 19480), (2920, 17532), (2922, 17520), (3285, 15584), (3504, 14610), (3896, 13140), (4380, 11688), (4383, 11680), (4870, 10512), (5256, 9740), (5840, 8766), (5844, 8760), (6570, 7792), (7008, 7305)]