78937320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8543}}^1$

素因数の和:8575

約数の個数: 128

約数和(自身を含む): 295280640

約数和(自身を除く): 216343320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 8543, 9240, 17086, 25629, 34172, 42715, 51258, 59801, 68344, 85430, 93973, 102516, 119602, 128145, 170860, 179403, 187946, 205032, 239204, 256290, 281919, 299005, 341720, 358806, 375892, 469865, 478408, 512580, 563838, 598010, 657811, 717612, 751784, 897015, 939730, 1025160, 1127676, 1196020, 1315622, 1409595, 1435224, 1794030, 1879460, 1973433, 2255352, 2392040, 2631244, 2819190, 3289055, 3588060, 3758920, 3946866, 5262488, 5638380, 6578110, 7176120, 7893732, 9867165, 11276760, 13156220, 15787464, 19734330, 26312440, 39468660, 78937320]

約数ペア:

[(1, 78937320), (2, 39468660), (3, 26312440), (4, 19734330), (5, 15787464), (6, 13156220), (7, 11276760), (8, 9867165), (10, 7893732), (11, 7176120), (12, 6578110), (14, 5638380), (15, 5262488), (20, 3946866), (21, 3758920), (22, 3588060), (24, 3289055), (28, 2819190), (30, 2631244), (33, 2392040), (35, 2255352), (40, 1973433), (42, 1879460), (44, 1794030), (55, 1435224), (56, 1409595), (60, 1315622), (66, 1196020), (70, 1127676), (77, 1025160), (84, 939730), (88, 897015), (105, 751784), (110, 717612), (120, 657811), (132, 598010), (140, 563838), (154, 512580), (165, 478408), (168, 469865), (210, 375892), (220, 358806), (231, 341720), (264, 299005), (280, 281919), (308, 256290), (330, 239204), (385, 205032), (420, 187946), (440, 179403), (462, 170860), (616, 128145), (660, 119602), (770, 102516), (840, 93973), (924, 85430), (1155, 68344), (1320, 59801), (1540, 51258), (1848, 42715), (2310, 34172), (3080, 25629), (4620, 17086), (8543, 9240)]