39979440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 160

約数和(自身を含む): 139991040

約数和(自身を除く): 100011600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 108, 120, 135, 144, 166, 180, 216, 223, 240, 249, 270, 332, 360, 415, 432, 446, 498, 540, 664, 669, 720, 747, 830, 892, 996, 1080, 1115, 1245, 1328, 1338, 1494, 1660, 1784, 1992, 2007, 2160, 2230, 2241, 2490, 2676, 2988, 3320, 3345, 3568, 3735, 3984, 4014, 4460, 4482, 4980, 5352, 5976, 6021, 6640, 6690, 7470, 8028, 8920, 8964, 9960, 10035, 10704, 11205, 11952, 12042, 13380, 14940, 16056, 17840, 17928, 18509, 19920, 20070, 22410, 24084, 26760, 29880, 30105, 32112, 35856, 37018, 40140, 44820, 48168, 53520, 55527, 59760, 60210, 74036, 80280, 89640, 92545, 96336, 111054, 120420, 148072, 160560, 166581, 179280, 185090, 222108, 240840, 277635, 296144, 333162, 370180, 444216, 481680, 499743, 555270, 666324, 740360, 832905, 888432, 999486, 1110540, 1332648, 1480720, 1665810, 1998972, 2221080, 2498715, 2665296, 3331620, 3997944, 4442160, 4997430, 6663240, 7995888, 9994860, 13326480, 19989720, 39979440]

約数ペア:

[(1, 39979440), (2, 19989720), (3, 13326480), (4, 9994860), (5, 7995888), (6, 6663240), (8, 4997430), (9, 4442160), (10, 3997944), (12, 3331620), (15, 2665296), (16, 2498715), (18, 2221080), (20, 1998972), (24, 1665810), (27, 1480720), (30, 1332648), (36, 1110540), (40, 999486), (45, 888432), (48, 832905), (54, 740360), (60, 666324), (72, 555270), (80, 499743), (83, 481680), (90, 444216), (108, 370180), (120, 333162), (135, 296144), (144, 277635), (166, 240840), (180, 222108), (216, 185090), (223, 179280), (240, 166581), (249, 160560), (270, 148072), (332, 120420), (360, 111054), (415, 96336), (432, 92545), (446, 89640), (498, 80280), (540, 74036), (664, 60210), (669, 59760), (720, 55527), (747, 53520), (830, 48168), (892, 44820), (996, 40140), (1080, 37018), (1115, 35856), (1245, 32112), (1328, 30105), (1338, 29880), (1494, 26760), (1660, 24084), (1784, 22410), (1992, 20070), (2007, 19920), (2160, 18509), (2230, 17928), (2241, 17840), (2490, 16056), (2676, 14940), (2988, 13380), (3320, 12042), (3345, 11952), (3568, 11205), (3735, 10704), (3984, 10035), (4014, 9960), (4460, 8964), (4482, 8920), (4980, 8028), (5352, 7470), (5976, 6690), (6021, 6640)]