7182280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 18714240

約数和(自身を除く): 11531960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 227, 280, 452, 454, 565, 791, 904, 908, 1130, 1135, 1582, 1589, 1816, 2260, 2270, 3164, 3178, 3955, 4520, 4540, 6328, 6356, 7910, 7945, 9080, 12712, 15820, 15890, 25651, 31640, 31780, 51302, 63560, 102604, 128255, 179557, 205208, 256510, 359114, 513020, 718228, 897785, 1026040, 1436456, 1795570, 3591140, 7182280]

約数ペア:

[(1, 7182280), (2, 3591140), (4, 1795570), (5, 1436456), (7, 1026040), (8, 897785), (10, 718228), (14, 513020), (20, 359114), (28, 256510), (35, 205208), (40, 179557), (56, 128255), (70, 102604), (113, 63560), (140, 51302), (226, 31780), (227, 31640), (280, 25651), (452, 15890), (454, 15820), (565, 12712), (791, 9080), (904, 7945), (908, 7910), (1130, 6356), (1135, 6328), (1582, 4540), (1589, 4520), (1816, 3955), (2260, 3178), (2270, 3164)]