639423360

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3637

約数の個数: 192

約数和(自身を含む): 2279871360

約数和(自身を除く): 1640448000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 930, 960, 992, 1116, 1152, 1240, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2480, 2790, 2880, 2976, 3581, 3720, 3968, 4464, 4960, 5580, 5760, 5952, 7162, 7440, 8928, 9920, 10743, 11160, 11904, 14324, 14880, 17856, 17905, 19840, 21486, 22320, 28648, 29760, 32229, 35712, 35810, 42972, 44640, 53715, 57296, 59520, 64458, 71620, 85944, 89280, 107430, 111011, 114592, 128916, 143240, 161145, 171888, 178560, 214860, 222022, 229184, 257832, 286480, 322290, 333033, 343776, 429720, 444044, 458368, 515664, 555055, 572960, 644580, 666066, 687552, 859440, 888088, 999099, 1031328, 1110110, 1145920, 1289160, 1332132, 1375104, 1665165, 1718880, 1776176, 1998198, 2062656, 2220220, 2291840, 2578320, 2664264, 3330330, 3437760, 3552352, 3996396, 4125312, 4440440, 4995495, 5156640, 5328528, 6660660, 6875520, 7104704, 7992792, 8880880, 9990990, 10313280, 10657056, 13321320, 14209408, 15985584, 17761760, 19981980, 20626560, 21314112, 26642640, 31971168, 35523520, 39963960, 42628224, 53285280, 63942336, 71047040, 79927920, 106570560, 127884672, 159855840, 213141120, 319711680, 639423360]

約数ペア:

[(1, 639423360), (2, 319711680), (3, 213141120), (4, 159855840), (5, 127884672), (6, 106570560), (8, 79927920), (9, 71047040), (10, 63942336), (12, 53285280), (15, 42628224), (16, 39963960), (18, 35523520), (20, 31971168), (24, 26642640), (30, 21314112), (31, 20626560), (32, 19981980), (36, 17761760), (40, 15985584), (45, 14209408), (48, 13321320), (60, 10657056), (62, 10313280), (64, 9990990), (72, 8880880), (80, 7992792), (90, 7104704), (93, 6875520), (96, 6660660), (120, 5328528), (124, 5156640), (128, 4995495), (144, 4440440), (155, 4125312), (160, 3996396), (180, 3552352), (186, 3437760), (192, 3330330), (240, 2664264), (248, 2578320), (279, 2291840), (288, 2220220), (310, 2062656), (320, 1998198), (360, 1776176), (372, 1718880), (384, 1665165), (465, 1375104), (480, 1332132), (496, 1289160), (558, 1145920), (576, 1110110), (620, 1031328), (640, 999099), (720, 888088), (744, 859440), (930, 687552), (960, 666066), (992, 644580), (1116, 572960), (1152, 555055), (1240, 515664), (1395, 458368), (1440, 444044), (1488, 429720), (1860, 343776), (1920, 333033), (1984, 322290), (2232, 286480), (2480, 257832), (2790, 229184), (2880, 222022), (2976, 214860), (3581, 178560), (3720, 171888), (3968, 161145), (4464, 143240), (4960, 128916), (5580, 114592), (5760, 111011), (5952, 107430), (7162, 89280), (7440, 85944), (8928, 71620), (9920, 64458), (10743, 59520), (11160, 57296), (11904, 53715), (14324, 44640), (14880, 42972), (17856, 35810), (17905, 35712), (19840, 32229), (21486, 29760), (22320, 28648)]