331342640

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 787449600

約数和(自身を除く): 456106960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 139, 166, 278, 332, 359, 415, 556, 664, 695, 718, 830, 1112, 1328, 1390, 1436, 1660, 1795, 2224, 2780, 2872, 3320, 3590, 5560, 5744, 6640, 7180, 11120, 11537, 14360, 23074, 28720, 29797, 46148, 49901, 57685, 59594, 92296, 99802, 115370, 119188, 148985, 184592, 199604, 230740, 238376, 249505, 297970, 399208, 461480, 476752, 499010, 595940, 798416, 922960, 998020, 1191880, 1996040, 2383760, 3992080, 4141783, 8283566, 16567132, 20708915, 33134264, 41417830, 66268528, 82835660, 165671320, 331342640]

約数ペア:

[(1, 331342640), (2, 165671320), (4, 82835660), (5, 66268528), (8, 41417830), (10, 33134264), (16, 20708915), (20, 16567132), (40, 8283566), (80, 4141783), (83, 3992080), (139, 2383760), (166, 1996040), (278, 1191880), (332, 998020), (359, 922960), (415, 798416), (556, 595940), (664, 499010), (695, 476752), (718, 461480), (830, 399208), (1112, 297970), (1328, 249505), (1390, 238376), (1436, 230740), (1660, 199604), (1795, 184592), (2224, 148985), (2780, 119188), (2872, 115370), (3320, 99802), (3590, 92296), (5560, 59594), (5744, 57685), (6640, 49901), (7180, 46148), (11120, 29797), (11537, 28720), (14360, 23074)]