287185120

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 703836000

約数和(自身を除く): 416650880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 139, 148, 160, 185, 278, 296, 349, 370, 556, 592, 695, 698, 740, 1112, 1184, 1390, 1396, 1480, 1745, 2224, 2780, 2792, 2960, 3490, 4448, 5143, 5560, 5584, 5920, 6980, 10286, 11120, 11168, 12913, 13960, 20572, 22240, 25715, 25826, 27920, 41144, 48511, 51430, 51652, 55840, 64565, 82288, 97022, 102860, 103304, 129130, 164576, 194044, 205720, 206608, 242555, 258260, 388088, 411440, 413216, 485110, 516520, 776176, 822880, 970220, 1033040, 1552352, 1794907, 1940440, 2066080, 3589814, 3880880, 7179628, 7761760, 8974535, 14359256, 17949070, 28718512, 35898140, 57437024, 71796280, 143592560, 287185120]

約数ペア:

[(1, 287185120), (2, 143592560), (4, 71796280), (5, 57437024), (8, 35898140), (10, 28718512), (16, 17949070), (20, 14359256), (32, 8974535), (37, 7761760), (40, 7179628), (74, 3880880), (80, 3589814), (139, 2066080), (148, 1940440), (160, 1794907), (185, 1552352), (278, 1033040), (296, 970220), (349, 822880), (370, 776176), (556, 516520), (592, 485110), (695, 413216), (698, 411440), (740, 388088), (1112, 258260), (1184, 242555), (1390, 206608), (1396, 205720), (1480, 194044), (1745, 164576), (2224, 129130), (2780, 103304), (2792, 102860), (2960, 97022), (3490, 82288), (4448, 64565), (5143, 55840), (5560, 51652), (5584, 51430), (5920, 48511), (6980, 41144), (10286, 27920), (11120, 25826), (11168, 25715), (12913, 22240), (13960, 20572)]