39481680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 142276608

約数和(自身を除く): 102794928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 331, 336, 355, 420, 426, 497, 560, 568, 662, 710, 840, 852, 993, 994, 1065, 1136, 1324, 1420, 1491, 1655, 1680, 1704, 1986, 1988, 2130, 2317, 2485, 2648, 2840, 2982, 3310, 3408, 3972, 3976, 4260, 4634, 4965, 4970, 5296, 5680, 5964, 6620, 6951, 7455, 7944, 7952, 8520, 9268, 9930, 9940, 11585, 11928, 13240, 13902, 14910, 15888, 17040, 18536, 19860, 19880, 23170, 23501, 23856, 26480, 27804, 29820, 34755, 37072, 39720, 39760, 46340, 47002, 55608, 59640, 69510, 70503, 79440, 92680, 94004, 111216, 117505, 119280, 139020, 141006, 164507, 185360, 188008, 235010, 278040, 282012, 329014, 352515, 376016, 470020, 493521, 556080, 564024, 658028, 705030, 822535, 940040, 987042, 1128048, 1316056, 1410060, 1645070, 1880080, 1974084, 2467605, 2632112, 2820120, 3290140, 3948168, 4935210, 5640240, 6580280, 7896336, 9870420, 13160560, 19740840, 39481680]

約数ペア:

[(1, 39481680), (2, 19740840), (3, 13160560), (4, 9870420), (5, 7896336), (6, 6580280), (7, 5640240), (8, 4935210), (10, 3948168), (12, 3290140), (14, 2820120), (15, 2632112), (16, 2467605), (20, 1974084), (21, 1880080), (24, 1645070), (28, 1410060), (30, 1316056), (35, 1128048), (40, 987042), (42, 940040), (48, 822535), (56, 705030), (60, 658028), (70, 564024), (71, 556080), (80, 493521), (84, 470020), (105, 376016), (112, 352515), (120, 329014), (140, 282012), (142, 278040), (168, 235010), (210, 188008), (213, 185360), (240, 164507), (280, 141006), (284, 139020), (331, 119280), (336, 117505), (355, 111216), (420, 94004), (426, 92680), (497, 79440), (560, 70503), (568, 69510), (662, 59640), (710, 55608), (840, 47002), (852, 46340), (993, 39760), (994, 39720), (1065, 37072), (1136, 34755), (1324, 29820), (1420, 27804), (1491, 26480), (1655, 23856), (1680, 23501), (1704, 23170), (1986, 19880), (1988, 19860), (2130, 18536), (2317, 17040), (2485, 15888), (2648, 14910), (2840, 13902), (2982, 13240), (3310, 11928), (3408, 11585), (3972, 9940), (3976, 9930), (4260, 9268), (4634, 8520), (4965, 7952), (4970, 7944), (5296, 7455), (5680, 6951), (5964, 6620)]