55422640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 160

約数和(自身を含む): 165989376

約数和(自身を除く): 110566736

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 331, 364, 368, 455, 460, 520, 560, 598, 644, 662, 728, 805, 910, 920, 1040, 1196, 1288, 1324, 1456, 1495, 1610, 1655, 1820, 1840, 2093, 2317, 2392, 2576, 2648, 2990, 3220, 3310, 3640, 4186, 4303, 4634, 4784, 5296, 5980, 6440, 6620, 7280, 7613, 8372, 8606, 9268, 10465, 11585, 11960, 12880, 13240, 15226, 16744, 17212, 18536, 20930, 21515, 23170, 23920, 26480, 30121, 30452, 33488, 34424, 37072, 38065, 41860, 43030, 46340, 53291, 60242, 60904, 68848, 76130, 83720, 86060, 92680, 98969, 106582, 120484, 121808, 150605, 152260, 167440, 172120, 185360, 197938, 213164, 240968, 266455, 301210, 304520, 344240, 395876, 426328, 481936, 494845, 532910, 602420, 609040, 692783, 791752, 852656, 989690, 1065820, 1204840, 1385566, 1583504, 1979380, 2131640, 2409680, 2771132, 3463915, 3958760, 4263280, 5542264, 6927830, 7917520, 11084528, 13855660, 27711320, 55422640]

約数ペア:

[(1, 55422640), (2, 27711320), (4, 13855660), (5, 11084528), (7, 7917520), (8, 6927830), (10, 5542264), (13, 4263280), (14, 3958760), (16, 3463915), (20, 2771132), (23, 2409680), (26, 2131640), (28, 1979380), (35, 1583504), (40, 1385566), (46, 1204840), (52, 1065820), (56, 989690), (65, 852656), (70, 791752), (80, 692783), (91, 609040), (92, 602420), (104, 532910), (112, 494845), (115, 481936), (130, 426328), (140, 395876), (161, 344240), (182, 304520), (184, 301210), (208, 266455), (230, 240968), (260, 213164), (280, 197938), (299, 185360), (322, 172120), (331, 167440), (364, 152260), (368, 150605), (455, 121808), (460, 120484), (520, 106582), (560, 98969), (598, 92680), (644, 86060), (662, 83720), (728, 76130), (805, 68848), (910, 60904), (920, 60242), (1040, 53291), (1196, 46340), (1288, 43030), (1324, 41860), (1456, 38065), (1495, 37072), (1610, 34424), (1655, 33488), (1820, 30452), (1840, 30121), (2093, 26480), (2317, 23920), (2392, 23170), (2576, 21515), (2648, 20930), (2990, 18536), (3220, 17212), (3310, 16744), (3640, 15226), (4186, 13240), (4303, 12880), (4634, 11960), (4784, 11585), (5296, 10465), (5980, 9268), (6440, 8606), (6620, 8372), (7280, 7613)]