221996520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2179}}^1$

素因数の和:2479

約数の個数: 96

約数和(自身を含む): 724370400

約数和(自身を除く): 502373880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 283, 360, 566, 849, 1132, 1415, 1698, 2179, 2264, 2547, 2830, 3396, 4245, 4358, 5094, 5660, 6537, 6792, 8490, 8716, 10188, 10895, 11320, 12735, 13074, 16980, 17432, 19611, 20376, 21790, 25470, 26148, 32685, 33960, 39222, 43580, 50940, 52296, 65370, 78444, 87160, 98055, 101880, 130740, 156888, 196110, 261480, 392220, 616657, 784440, 1233314, 1849971, 2466628, 3083285, 3699942, 4933256, 5549913, 6166570, 7399884, 9249855, 11099826, 12333140, 14799768, 18499710, 22199652, 24666280, 27749565, 36999420, 44399304, 55499130, 73998840, 110998260, 221996520]

約数ペア:

[(1, 221996520), (2, 110998260), (3, 73998840), (4, 55499130), (5, 44399304), (6, 36999420), (8, 27749565), (9, 24666280), (10, 22199652), (12, 18499710), (15, 14799768), (18, 12333140), (20, 11099826), (24, 9249855), (30, 7399884), (36, 6166570), (40, 5549913), (45, 4933256), (60, 3699942), (72, 3083285), (90, 2466628), (120, 1849971), (180, 1233314), (283, 784440), (360, 616657), (566, 392220), (849, 261480), (1132, 196110), (1415, 156888), (1698, 130740), (2179, 101880), (2264, 98055), (2547, 87160), (2830, 78444), (3396, 65370), (4245, 52296), (4358, 50940), (5094, 43580), (5660, 39222), (6537, 33960), (6792, 32685), (8490, 26148), (8716, 25470), (10188, 21790), (10895, 20376), (11320, 19611), (12735, 17432), (13074, 16980)]