131790204

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 144

約数和(自身を含む): 418891200

約数和(自身を除く): 287100996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 821, 882, 1029, 1092, 1274, 1372, 1638, 1642, 1764, 1911, 2058, 2463, 2548, 3087, 3276, 3284, 3822, 4116, 4459, 4926, 5733, 5747, 6174, 7389, 7644, 8918, 9852, 10673, 11466, 11494, 12348, 13377, 14778, 17241, 17836, 21346, 22932, 22988, 26754, 29556, 32019, 34482, 40131, 40229, 42692, 51723, 53508, 64038, 68964, 74711, 80262, 80458, 96057, 103446, 120687, 128076, 149422, 160524, 160916, 192114, 206892, 224133, 241374, 281603, 298844, 362061, 384228, 448266, 482748, 522977, 563206, 672399, 724122, 844809, 896532, 1045954, 1126412, 1344798, 1448244, 1568931, 1689618, 2091908, 2534427, 2689596, 3137862, 3379236, 3660839, 4706793, 5068854, 6275724, 7321678, 9413586, 10137708, 10982517, 14643356, 18827172, 21965034, 32947551, 43930068, 65895102, 131790204]

約数ペア:

[(1, 131790204), (2, 65895102), (3, 43930068), (4, 32947551), (6, 21965034), (7, 18827172), (9, 14643356), (12, 10982517), (13, 10137708), (14, 9413586), (18, 7321678), (21, 6275724), (26, 5068854), (28, 4706793), (36, 3660839), (39, 3379236), (42, 3137862), (49, 2689596), (52, 2534427), (63, 2091908), (78, 1689618), (84, 1568931), (91, 1448244), (98, 1344798), (117, 1126412), (126, 1045954), (147, 896532), (156, 844809), (182, 724122), (196, 672399), (234, 563206), (252, 522977), (273, 482748), (294, 448266), (343, 384228), (364, 362061), (441, 298844), (468, 281603), (546, 241374), (588, 224133), (637, 206892), (686, 192114), (819, 160916), (821, 160524), (882, 149422), (1029, 128076), (1092, 120687), (1274, 103446), (1372, 96057), (1638, 80458), (1642, 80262), (1764, 74711), (1911, 68964), (2058, 64038), (2463, 53508), (2548, 51723), (3087, 42692), (3276, 40229), (3284, 40131), (3822, 34482), (4116, 32019), (4459, 29556), (4926, 26754), (5733, 22988), (5747, 22932), (6174, 21346), (7389, 17836), (7644, 17241), (8918, 14778), (9852, 13377), (10673, 12348), (11466, 11494)]