139546240

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 351630720

約数和(自身を除く): 212084480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 71, 74, 80, 83, 128, 142, 148, 160, 166, 185, 284, 296, 320, 332, 355, 370, 415, 568, 592, 640, 664, 710, 740, 830, 1136, 1184, 1328, 1420, 1480, 1660, 2272, 2368, 2627, 2656, 2840, 2960, 3071, 3320, 4544, 4736, 5254, 5312, 5680, 5893, 5920, 6142, 6640, 9088, 10508, 10624, 11360, 11786, 11840, 12284, 13135, 13280, 15355, 21016, 22720, 23572, 23680, 24568, 26270, 26560, 29465, 30710, 42032, 45440, 47144, 49136, 52540, 53120, 58930, 61420, 84064, 94288, 98272, 105080, 117860, 122840, 168128, 188576, 196544, 210160, 218041, 235720, 245680, 336256, 377152, 393088, 420320, 436082, 471440, 491360, 754304, 840640, 872164, 942880, 982720, 1090205, 1681280, 1744328, 1885760, 1965440, 2180410, 3488656, 3771520, 4360820, 6977312, 8721640, 13954624, 17443280, 27909248, 34886560, 69773120, 139546240]

約数ペア:

[(1, 139546240), (2, 69773120), (4, 34886560), (5, 27909248), (8, 17443280), (10, 13954624), (16, 8721640), (20, 6977312), (32, 4360820), (37, 3771520), (40, 3488656), (64, 2180410), (71, 1965440), (74, 1885760), (80, 1744328), (83, 1681280), (128, 1090205), (142, 982720), (148, 942880), (160, 872164), (166, 840640), (185, 754304), (284, 491360), (296, 471440), (320, 436082), (332, 420320), (355, 393088), (370, 377152), (415, 336256), (568, 245680), (592, 235720), (640, 218041), (664, 210160), (710, 196544), (740, 188576), (830, 168128), (1136, 122840), (1184, 117860), (1328, 105080), (1420, 98272), (1480, 94288), (1660, 84064), (2272, 61420), (2368, 58930), (2627, 53120), (2656, 52540), (2840, 49136), (2960, 47144), (3071, 45440), (3320, 42032), (4544, 30710), (4736, 29465), (5254, 26560), (5312, 26270), (5680, 24568), (5893, 23680), (5920, 23572), (6142, 22720), (6640, 21016), (9088, 15355), (10508, 13280), (10624, 13135), (11360, 12284), (11786, 11840)]