140040640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:810

約数の個数: 112

約数和(自身を含む): 362833920

約数和(自身を除く): 222793280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 743, 760, 992, 1178, 1216, 1240, 1486, 1520, 1984, 2356, 2480, 2945, 2972, 3040, 3715, 4712, 4960, 5890, 5944, 6080, 7430, 9424, 9920, 11780, 11888, 14117, 14860, 18848, 23033, 23560, 23776, 28234, 29720, 37696, 46066, 47120, 47552, 56468, 59440, 70585, 92132, 94240, 112936, 115165, 118880, 141170, 184264, 188480, 225872, 230330, 237760, 282340, 368528, 437627, 451744, 460660, 564680, 737056, 875254, 903488, 921320, 1129360, 1474112, 1750508, 1842640, 2188135, 2258720, 3501016, 3685280, 4376270, 4517440, 7002032, 7370560, 8752540, 14004064, 17505080, 28008128, 35010160, 70020320, 140040640]

約数ペア:

[(1, 140040640), (2, 70020320), (4, 35010160), (5, 28008128), (8, 17505080), (10, 14004064), (16, 8752540), (19, 7370560), (20, 7002032), (31, 4517440), (32, 4376270), (38, 3685280), (40, 3501016), (62, 2258720), (64, 2188135), (76, 1842640), (80, 1750508), (95, 1474112), (124, 1129360), (152, 921320), (155, 903488), (160, 875254), (190, 737056), (248, 564680), (304, 460660), (310, 451744), (320, 437627), (380, 368528), (496, 282340), (589, 237760), (608, 230330), (620, 225872), (743, 188480), (760, 184264), (992, 141170), (1178, 118880), (1216, 115165), (1240, 112936), (1486, 94240), (1520, 92132), (1984, 70585), (2356, 59440), (2480, 56468), (2945, 47552), (2972, 47120), (3040, 46066), (3715, 37696), (4712, 29720), (4960, 28234), (5890, 23776), (5944, 23560), (6080, 23033), (7430, 18848), (9424, 14860), (9920, 14117), (11780, 11888)]