156779171440

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{62299}}^1$

素因数の和:62774

約数の個数: 80

約数和(自身を含む): 369882576000

約数和(自身を除く): 213103404560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 379, 415, 664, 758, 830, 1328, 1516, 1660, 1895, 3032, 3320, 3790, 6064, 6640, 7580, 15160, 30320, 31457, 62299, 62914, 124598, 125828, 157285, 249196, 251656, 311495, 314570, 498392, 503312, 622990, 629140, 996784, 1245980, 1258280, 2491960, 2516560, 4983920, 5170817, 10341634, 20683268, 23611321, 25854085, 41366536, 47222642, 51708170, 82733072, 94445284, 103416340, 118056605, 188890568, 206832680, 236113210, 377781136, 413665360, 472226420, 944452840, 1888905680, 1959739643, 3919479286, 7838958572, 9798698215, 15677917144, 19597396430, 31355834288, 39194792860, 78389585720, 156779171440]

約数ペア:

[(1, 156779171440), (2, 78389585720), (4, 39194792860), (5, 31355834288), (8, 19597396430), (10, 15677917144), (16, 9798698215), (20, 7838958572), (40, 3919479286), (80, 1959739643), (83, 1888905680), (166, 944452840), (332, 472226420), (379, 413665360), (415, 377781136), (664, 236113210), (758, 206832680), (830, 188890568), (1328, 118056605), (1516, 103416340), (1660, 94445284), (1895, 82733072), (3032, 51708170), (3320, 47222642), (3790, 41366536), (6064, 25854085), (6640, 23611321), (7580, 20683268), (15160, 10341634), (30320, 5170817), (31457, 4983920), (62299, 2516560), (62914, 2491960), (124598, 1258280), (125828, 1245980), (157285, 996784), (249196, 629140), (251656, 622990), (311495, 503312), (314570, 498392)]