222688928

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12911}}^1$

素因数の和:12946

約数の個数: 72

約数和(自身を含む): 556403904

約数和(自身を除く): 333714976

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 2156, 2464, 4312, 8624, 12911, 17248, 25822, 51644, 90377, 103288, 142021, 180754, 206576, 284042, 361508, 413152, 568084, 632639, 723016, 994147, 1136168, 1265278, 1446032, 1988294, 2272336, 2530556, 2892064, 3976588, 4544672, 5061112, 6959029, 7953176, 10122224, 13918058, 15906352, 20244448, 27836116, 31812704, 55672232, 111344464, 222688928]

約数ペア:

[(1, 222688928), (2, 111344464), (4, 55672232), (7, 31812704), (8, 27836116), (11, 20244448), (14, 15906352), (16, 13918058), (22, 10122224), (28, 7953176), (32, 6959029), (44, 5061112), (49, 4544672), (56, 3976588), (77, 2892064), (88, 2530556), (98, 2272336), (112, 1988294), (154, 1446032), (176, 1265278), (196, 1136168), (224, 994147), (308, 723016), (352, 632639), (392, 568084), (539, 413152), (616, 361508), (784, 284042), (1078, 206576), (1232, 180754), (1568, 142021), (2156, 103288), (2464, 90377), (4312, 51644), (8624, 25822), (12911, 17248)]