66647520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1545

約数の個数: 144

約数和(自身を含む): 234928512

約数和(自身を除く): 168280992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1493, 1860, 2232, 2480, 2790, 2976, 2986, 3720, 4464, 4479, 4960, 5580, 5972, 7440, 7465, 8928, 8958, 11160, 11944, 13437, 14880, 14930, 17916, 22320, 22395, 23888, 26874, 29860, 35832, 44640, 44790, 46283, 47776, 53748, 59720, 67185, 71664, 89580, 92566, 107496, 119440, 134370, 138849, 143328, 179160, 185132, 214992, 231415, 238880, 268740, 277698, 358320, 370264, 416547, 429984, 462830, 537480, 555396, 694245, 716640, 740528, 833094, 925660, 1074960, 1110792, 1388490, 1481056, 1666188, 1851320, 2082735, 2149920, 2221584, 2776980, 3332376, 3702640, 4165470, 4443168, 5553960, 6664752, 7405280, 8330940, 11107920, 13329504, 16661880, 22215840, 33323760, 66647520]

約数ペア:

[(1, 66647520), (2, 33323760), (3, 22215840), (4, 16661880), (5, 13329504), (6, 11107920), (8, 8330940), (9, 7405280), (10, 6664752), (12, 5553960), (15, 4443168), (16, 4165470), (18, 3702640), (20, 3332376), (24, 2776980), (30, 2221584), (31, 2149920), (32, 2082735), (36, 1851320), (40, 1666188), (45, 1481056), (48, 1388490), (60, 1110792), (62, 1074960), (72, 925660), (80, 833094), (90, 740528), (93, 716640), (96, 694245), (120, 555396), (124, 537480), (144, 462830), (155, 429984), (160, 416547), (180, 370264), (186, 358320), (240, 277698), (248, 268740), (279, 238880), (288, 231415), (310, 214992), (360, 185132), (372, 179160), (465, 143328), (480, 138849), (496, 134370), (558, 119440), (620, 107496), (720, 92566), (744, 89580), (930, 71664), (992, 67185), (1116, 59720), (1240, 53748), (1395, 47776), (1440, 46283), (1488, 44790), (1493, 44640), (1860, 35832), (2232, 29860), (2480, 26874), (2790, 23888), (2976, 22395), (2986, 22320), (3720, 17916), (4464, 14930), (4479, 14880), (4960, 13437), (5580, 11944), (5972, 11160), (7440, 8958), (7465, 8928)]