71918880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 252782208

約数和(自身を除く): 180863328

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, 257, 264, 265, 318, 330, 352, 424, 440, 480, 514, 528, 530, 583, 636, 660, 771, 795, 848, 880, 1028, 1056, 1060, 1166, 1272, 1285, 1320, 1542, 1590, 1696, 1749, 1760, 2056, 2120, 2332, 2544, 2570, 2640, 2827, 2915, 3084, 3180, 3498, 3855, 4112, 4240, 4664, 5088, 5140, 5280, 5654, 5830, 6168, 6360, 6996, 7710, 8224, 8480, 8481, 8745, 9328, 10280, 11308, 11660, 12336, 12720, 13621, 13992, 14135, 15420, 16962, 17490, 18656, 20560, 22616, 23320, 24672, 25440, 27242, 27984, 28270, 30840, 33924, 34980, 40863, 41120, 42405, 45232, 46640, 54484, 55968, 56540, 61680, 67848, 68105, 69960, 81726, 84810, 90464, 93280, 108968, 113080, 123360, 135696, 136210, 139920, 149831, 163452, 169620, 204315, 217936, 226160, 271392, 272420, 279840, 299662, 326904, 339240, 408630, 435872, 449493, 452320, 544840, 599324, 653808, 678480, 749155, 817260, 898986, 1089680, 1198648, 1307616, 1356960, 1498310, 1634520, 1797972, 2179360, 2247465, 2397296, 2996620, 3269040, 3595944, 4494930, 4794592, 5993240, 6538080, 7191888, 8989860, 11986480, 14383776, 17979720, 23972960, 35959440, 71918880]

約数ペア:

[(1, 71918880), (2, 35959440), (3, 23972960), (4, 17979720), (5, 14383776), (6, 11986480), (8, 8989860), (10, 7191888), (11, 6538080), (12, 5993240), (15, 4794592), (16, 4494930), (20, 3595944), (22, 3269040), (24, 2996620), (30, 2397296), (32, 2247465), (33, 2179360), (40, 1797972), (44, 1634520), (48, 1498310), (53, 1356960), (55, 1307616), (60, 1198648), (66, 1089680), (80, 898986), (88, 817260), (96, 749155), (106, 678480), (110, 653808), (120, 599324), (132, 544840), (159, 452320), (160, 449493), (165, 435872), (176, 408630), (212, 339240), (220, 326904), (240, 299662), (257, 279840), (264, 272420), (265, 271392), (318, 226160), (330, 217936), (352, 204315), (424, 169620), (440, 163452), (480, 149831), (514, 139920), (528, 136210), (530, 135696), (583, 123360), (636, 113080), (660, 108968), (771, 93280), (795, 90464), (848, 84810), (880, 81726), (1028, 69960), (1056, 68105), (1060, 67848), (1166, 61680), (1272, 56540), (1285, 55968), (1320, 54484), (1542, 46640), (1590, 45232), (1696, 42405), (1749, 41120), (1760, 40863), (2056, 34980), (2120, 33924), (2332, 30840), (2544, 28270), (2570, 27984), (2640, 27242), (2827, 25440), (2915, 24672), (3084, 23320), (3180, 22616), (3498, 20560), (3855, 18656), (4112, 17490), (4240, 16962), (4664, 15420), (5088, 14135), (5140, 13992), (5280, 13621), (5654, 12720), (5830, 12336), (6168, 11660), (6360, 11308), (6996, 10280), (7710, 9328), (8224, 8745), (8480, 8481)]