82157520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 274982400

約数和(自身を除く): 192824880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 240, 258, 285, 304, 344, 380, 419, 430, 456, 516, 570, 645, 688, 760, 817, 838, 860, 912, 1032, 1140, 1257, 1290, 1520, 1634, 1676, 1720, 2064, 2095, 2280, 2451, 2514, 2580, 3268, 3352, 3440, 4085, 4190, 4560, 4902, 5028, 5160, 6285, 6536, 6704, 7961, 8170, 8380, 9804, 10056, 10320, 12255, 12570, 13072, 15922, 16340, 16760, 18017, 19608, 20112, 23883, 24510, 25140, 31844, 32680, 33520, 36034, 39216, 39805, 47766, 49020, 50280, 54051, 63688, 65360, 72068, 79610, 90085, 95532, 98040, 100560, 108102, 119415, 127376, 144136, 159220, 180170, 191064, 196080, 216204, 238830, 270255, 288272, 318440, 342323, 360340, 382128, 432408, 477660, 540510, 636880, 684646, 720680, 864816, 955320, 1026969, 1081020, 1369292, 1441360, 1711615, 1910640, 2053938, 2162040, 2738584, 3423230, 4107876, 4324080, 5134845, 5477168, 6846460, 8215752, 10269690, 13692920, 16431504, 20539380, 27385840, 41078760, 82157520]

約数ペア:

[(1, 82157520), (2, 41078760), (3, 27385840), (4, 20539380), (5, 16431504), (6, 13692920), (8, 10269690), (10, 8215752), (12, 6846460), (15, 5477168), (16, 5134845), (19, 4324080), (20, 4107876), (24, 3423230), (30, 2738584), (38, 2162040), (40, 2053938), (43, 1910640), (48, 1711615), (57, 1441360), (60, 1369292), (76, 1081020), (80, 1026969), (86, 955320), (95, 864816), (114, 720680), (120, 684646), (129, 636880), (152, 540510), (172, 477660), (190, 432408), (215, 382128), (228, 360340), (240, 342323), (258, 318440), (285, 288272), (304, 270255), (344, 238830), (380, 216204), (419, 196080), (430, 191064), (456, 180170), (516, 159220), (570, 144136), (645, 127376), (688, 119415), (760, 108102), (817, 100560), (838, 98040), (860, 95532), (912, 90085), (1032, 79610), (1140, 72068), (1257, 65360), (1290, 63688), (1520, 54051), (1634, 50280), (1676, 49020), (1720, 47766), (2064, 39805), (2095, 39216), (2280, 36034), (2451, 33520), (2514, 32680), (2580, 31844), (3268, 25140), (3352, 24510), (3440, 23883), (4085, 20112), (4190, 19608), (4560, 18017), (4902, 16760), (5028, 16340), (5160, 15922), (6285, 13072), (6536, 12570), (6704, 12255), (7961, 10320), (8170, 10056), (8380, 9804)]