81993120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 192

約数和(自身を含む): 288054144

約数和(自身を除く): 206061024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 53, 55, 60, 66, 80, 88, 96, 106, 110, 120, 132, 159, 160, 165, 176, 212, 220, 240, 264, 265, 293, 318, 330, 352, 424, 440, 480, 528, 530, 583, 586, 636, 660, 795, 848, 879, 880, 1056, 1060, 1166, 1172, 1272, 1320, 1465, 1590, 1696, 1749, 1758, 1760, 2120, 2332, 2344, 2544, 2640, 2915, 2930, 3180, 3223, 3498, 3516, 4240, 4395, 4664, 4688, 5088, 5280, 5830, 5860, 6360, 6446, 6996, 7032, 8480, 8745, 8790, 9328, 9376, 9669, 11660, 11720, 12720, 12892, 13992, 14064, 15529, 16115, 17490, 17580, 18656, 19338, 23320, 23440, 25440, 25784, 27984, 28128, 31058, 32230, 34980, 35160, 38676, 46587, 46640, 46880, 48345, 51568, 55968, 62116, 64460, 69960, 70320, 77352, 77645, 93174, 93280, 96690, 103136, 124232, 128920, 139920, 140640, 154704, 155290, 170819, 186348, 193380, 232935, 248464, 257840, 279840, 309408, 310580, 341638, 372696, 386760, 465870, 496928, 512457, 515680, 621160, 683276, 745392, 773520, 854095, 931740, 1024914, 1242320, 1366552, 1490784, 1547040, 1708190, 1863480, 2049828, 2484640, 2562285, 2733104, 3416380, 3726960, 4099656, 5124570, 5466208, 6832760, 7453920, 8199312, 10249140, 13665520, 16398624, 20498280, 27331040, 40996560, 81993120]

約数ペア:

[(1, 81993120), (2, 40996560), (3, 27331040), (4, 20498280), (5, 16398624), (6, 13665520), (8, 10249140), (10, 8199312), (11, 7453920), (12, 6832760), (15, 5466208), (16, 5124570), (20, 4099656), (22, 3726960), (24, 3416380), (30, 2733104), (32, 2562285), (33, 2484640), (40, 2049828), (44, 1863480), (48, 1708190), (53, 1547040), (55, 1490784), (60, 1366552), (66, 1242320), (80, 1024914), (88, 931740), (96, 854095), (106, 773520), (110, 745392), (120, 683276), (132, 621160), (159, 515680), (160, 512457), (165, 496928), (176, 465870), (212, 386760), (220, 372696), (240, 341638), (264, 310580), (265, 309408), (293, 279840), (318, 257840), (330, 248464), (352, 232935), (424, 193380), (440, 186348), (480, 170819), (528, 155290), (530, 154704), (583, 140640), (586, 139920), (636, 128920), (660, 124232), (795, 103136), (848, 96690), (879, 93280), (880, 93174), (1056, 77645), (1060, 77352), (1166, 70320), (1172, 69960), (1272, 64460), (1320, 62116), (1465, 55968), (1590, 51568), (1696, 48345), (1749, 46880), (1758, 46640), (1760, 46587), (2120, 38676), (2332, 35160), (2344, 34980), (2544, 32230), (2640, 31058), (2915, 28128), (2930, 27984), (3180, 25784), (3223, 25440), (3498, 23440), (3516, 23320), (4240, 19338), (4395, 18656), (4664, 17580), (4688, 17490), (5088, 16115), (5280, 15529), (5830, 14064), (5860, 13992), (6360, 12892), (6446, 12720), (6996, 11720), (7032, 11660), (8480, 9669), (8745, 9376), (8790, 9328)]