64741680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 200

約数和(自身を含む): 229381152

約数和(自身を除く): 164639472

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, 81, 90, 97, 103, 108, 120, 135, 144, 162, 180, 194, 206, 216, 240, 270, 291, 309, 324, 360, 388, 405, 412, 432, 485, 515, 540, 582, 618, 648, 720, 776, 810, 824, 873, 927, 970, 1030, 1080, 1164, 1236, 1296, 1455, 1545, 1552, 1620, 1648, 1746, 1854, 1940, 2060, 2160, 2328, 2472, 2619, 2781, 2910, 3090, 3240, 3492, 3708, 3880, 4120, 4365, 4635, 4656, 4944, 5238, 5562, 5820, 6180, 6480, 6984, 7416, 7760, 7857, 8240, 8343, 8730, 9270, 9991, 10476, 11124, 11640, 12360, 13095, 13905, 13968, 14832, 15714, 16686, 17460, 18540, 19982, 20952, 22248, 23280, 24720, 26190, 27810, 29973, 31428, 33372, 34920, 37080, 39285, 39964, 41715, 41904, 44496, 49955, 52380, 55620, 59946, 62856, 66744, 69840, 74160, 78570, 79928, 83430, 89919, 99910, 104760, 111240, 119892, 125712, 133488, 149865, 157140, 159856, 166860, 179838, 199820, 209520, 222480, 239784, 269757, 299730, 314280, 333720, 359676, 399640, 449595, 479568, 539514, 599460, 628560, 667440, 719352, 799280, 809271, 899190, 1079028, 1198920, 1348785, 1438704, 1618542, 1798380, 2158056, 2397840, 2697570, 3237084, 3596760, 4046355, 4316112, 5395140, 6474168, 7193520, 8092710, 10790280, 12948336, 16185420, 21580560, 32370840, 64741680]

約数ペア:

[(1, 64741680), (2, 32370840), (3, 21580560), (4, 16185420), (5, 12948336), (6, 10790280), (8, 8092710), (9, 7193520), (10, 6474168), (12, 5395140), (15, 4316112), (16, 4046355), (18, 3596760), (20, 3237084), (24, 2697570), (27, 2397840), (30, 2158056), (36, 1798380), (40, 1618542), (45, 1438704), (48, 1348785), (54, 1198920), (60, 1079028), (72, 899190), (80, 809271), (81, 799280), (90, 719352), (97, 667440), (103, 628560), (108, 599460), (120, 539514), (135, 479568), (144, 449595), (162, 399640), (180, 359676), (194, 333720), (206, 314280), (216, 299730), (240, 269757), (270, 239784), (291, 222480), (309, 209520), (324, 199820), (360, 179838), (388, 166860), (405, 159856), (412, 157140), (432, 149865), (485, 133488), (515, 125712), (540, 119892), (582, 111240), (618, 104760), (648, 99910), (720, 89919), (776, 83430), (810, 79928), (824, 78570), (873, 74160), (927, 69840), (970, 66744), (1030, 62856), (1080, 59946), (1164, 55620), (1236, 52380), (1296, 49955), (1455, 44496), (1545, 41904), (1552, 41715), (1620, 39964), (1648, 39285), (1746, 37080), (1854, 34920), (1940, 33372), (2060, 31428), (2160, 29973), (2328, 27810), (2472, 26190), (2619, 24720), (2781, 23280), (2910, 22248), (3090, 20952), (3240, 19982), (3492, 18540), (3708, 17460), (3880, 16686), (4120, 15714), (4365, 14832), (4635, 13968), (4656, 13905), (4944, 13095), (5238, 12360), (5562, 11640), (5820, 11124), (6180, 10476), (6480, 9991), (6984, 9270), (7416, 8730), (7760, 8343), (7857, 8240)]