1457705440

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:764

約数の個数: 96

約数和(自身を含む): 3502699200

約数和(自身を除く): 2044993760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 197, 206, 394, 412, 449, 515, 788, 824, 898, 985, 1030, 1576, 1648, 1796, 1970, 2060, 2245, 3152, 3296, 3592, 3940, 4120, 4490, 6304, 7184, 7880, 8240, 8980, 14368, 15760, 16480, 17960, 20291, 31520, 35920, 40582, 46247, 71840, 81164, 88453, 92494, 101455, 162328, 176906, 184988, 202910, 231235, 324656, 353812, 369976, 405820, 442265, 462470, 649312, 707624, 739952, 811640, 884530, 924940, 1415248, 1479904, 1623280, 1769060, 1849880, 2830496, 3246560, 3538120, 3699760, 7076240, 7399520, 9110659, 14152480, 18221318, 36442636, 45553295, 72885272, 91106590, 145770544, 182213180, 291541088, 364426360, 728852720, 1457705440]

約数ペア:

[(1, 1457705440), (2, 728852720), (4, 364426360), (5, 291541088), (8, 182213180), (10, 145770544), (16, 91106590), (20, 72885272), (32, 45553295), (40, 36442636), (80, 18221318), (103, 14152480), (160, 9110659), (197, 7399520), (206, 7076240), (394, 3699760), (412, 3538120), (449, 3246560), (515, 2830496), (788, 1849880), (824, 1769060), (898, 1623280), (985, 1479904), (1030, 1415248), (1576, 924940), (1648, 884530), (1796, 811640), (1970, 739952), (2060, 707624), (2245, 649312), (3152, 462470), (3296, 442265), (3592, 405820), (3940, 369976), (4120, 353812), (4490, 324656), (6304, 231235), (7184, 202910), (7880, 184988), (8240, 176906), (8980, 162328), (14368, 101455), (15760, 92494), (16480, 88453), (17960, 81164), (20291, 71840), (31520, 46247), (35920, 40582)]