209985804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7507}}^1$

素因数の和:7564

約数の個数: 96

約数和(自身を含む): 639080960

約数和(自身を除く): 429095156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 84, 108, 111, 126, 148, 189, 222, 252, 259, 333, 378, 444, 518, 666, 756, 777, 999, 1036, 1332, 1554, 1998, 2331, 3108, 3996, 4662, 6993, 7507, 9324, 13986, 15014, 22521, 27972, 30028, 45042, 52549, 67563, 90084, 105098, 135126, 157647, 202689, 210196, 270252, 277759, 315294, 405378, 472941, 555518, 630588, 810756, 833277, 945882, 1111036, 1418823, 1666554, 1891764, 1944313, 2499831, 2837646, 3333108, 3888626, 4999662, 5675292, 5832939, 7499493, 7777252, 9999324, 11665878, 14998986, 17498817, 23331756, 29997972, 34997634, 52496451, 69995268, 104992902, 209985804]

約数ペア:

[(1, 209985804), (2, 104992902), (3, 69995268), (4, 52496451), (6, 34997634), (7, 29997972), (9, 23331756), (12, 17498817), (14, 14998986), (18, 11665878), (21, 9999324), (27, 7777252), (28, 7499493), (36, 5832939), (37, 5675292), (42, 4999662), (54, 3888626), (63, 3333108), (74, 2837646), (84, 2499831), (108, 1944313), (111, 1891764), (126, 1666554), (148, 1418823), (189, 1111036), (222, 945882), (252, 833277), (259, 810756), (333, 630588), (378, 555518), (444, 472941), (518, 405378), (666, 315294), (756, 277759), (777, 270252), (999, 210196), (1036, 202689), (1332, 157647), (1554, 135126), (1998, 105098), (2331, 90084), (3108, 67563), (3996, 52549), (4662, 45042), (6993, 30028), (7507, 27972), (9324, 22521), (13986, 15014)]