615239380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{231293}}^1$

素因数の和:231328

約数の個数: 48

約数和(自身を含む): 1554295680

約数和(自身を除く): 939056300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 231293, 462586, 925172, 1156465, 1619051, 2312930, 3238102, 4394567, 4625860, 6476204, 8095255, 8789134, 16190510, 17578268, 21972835, 30761969, 32381020, 43945670, 61523938, 87891340, 123047876, 153809845, 307619690, 615239380]

約数ペア:

[(1, 615239380), (2, 307619690), (4, 153809845), (5, 123047876), (7, 87891340), (10, 61523938), (14, 43945670), (19, 32381020), (20, 30761969), (28, 21972835), (35, 17578268), (38, 16190510), (70, 8789134), (76, 8095255), (95, 6476204), (133, 4625860), (140, 4394567), (190, 3238102), (266, 2312930), (380, 1619051), (532, 1156465), (665, 925172), (1330, 462586), (2660, 231293)]