422723280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{251621}}^1$

素因数の和:251644

約数の個数: 80

約数和(自身を含む): 1497654144

約数和(自身を除く): 1074930864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 251621, 503242, 754863, 1006484, 1258105, 1509726, 1761347, 2012968, 2516210, 3019452, 3522694, 3774315, 4025936, 5032420, 5284041, 6038904, 7045388, 7548630, 8806735, 10064840, 10568082, 12077808, 14090776, 15097260, 17613470, 20129680, 21136164, 26420205, 28181552, 30194520, 35226940, 42272328, 52840410, 60389040, 70453880, 84544656, 105680820, 140907760, 211361640, 422723280]

約数ペア:

[(1, 422723280), (2, 211361640), (3, 140907760), (4, 105680820), (5, 84544656), (6, 70453880), (7, 60389040), (8, 52840410), (10, 42272328), (12, 35226940), (14, 30194520), (15, 28181552), (16, 26420205), (20, 21136164), (21, 20129680), (24, 17613470), (28, 15097260), (30, 14090776), (35, 12077808), (40, 10568082), (42, 10064840), (48, 8806735), (56, 7548630), (60, 7045388), (70, 6038904), (80, 5284041), (84, 5032420), (105, 4025936), (112, 3774315), (120, 3522694), (140, 3019452), (168, 2516210), (210, 2012968), (240, 1761347), (280, 1509726), (336, 1258105), (420, 1006484), (560, 754863), (840, 503242), (1680, 251621)]