156617680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 373726080

約数和(自身を除く): 217108400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 103, 166, 206, 229, 332, 412, 415, 458, 515, 664, 824, 830, 916, 1030, 1145, 1328, 1648, 1660, 1832, 2060, 2290, 3320, 3664, 4120, 4580, 6640, 8240, 8549, 9160, 17098, 18320, 19007, 23587, 34196, 38014, 42745, 47174, 68392, 76028, 85490, 94348, 95035, 117935, 136784, 152056, 170980, 188696, 190070, 235870, 304112, 341960, 377392, 380140, 471740, 683920, 760280, 943480, 1520560, 1886960, 1957721, 3915442, 7830884, 9788605, 15661768, 19577210, 31323536, 39154420, 78308840, 156617680]

約数ペア:

[(1, 156617680), (2, 78308840), (4, 39154420), (5, 31323536), (8, 19577210), (10, 15661768), (16, 9788605), (20, 7830884), (40, 3915442), (80, 1957721), (83, 1886960), (103, 1520560), (166, 943480), (206, 760280), (229, 683920), (332, 471740), (412, 380140), (415, 377392), (458, 341960), (515, 304112), (664, 235870), (824, 190070), (830, 188696), (916, 170980), (1030, 152056), (1145, 136784), (1328, 117935), (1648, 95035), (1660, 94348), (1832, 85490), (2060, 76028), (2290, 68392), (3320, 47174), (3664, 42745), (4120, 38014), (4580, 34196), (6640, 23587), (8240, 19007), (8549, 18320), (9160, 17098)]