90990354

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 241920000

約数和(自身を除く): 150929646

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 91, 98, 114, 133, 147, 179, 182, 247, 266, 273, 294, 343, 358, 399, 494, 537, 546, 637, 686, 741, 798, 931, 1029, 1074, 1253, 1274, 1482, 1729, 1862, 1911, 2058, 2327, 2506, 2793, 3401, 3458, 3759, 3822, 4459, 4654, 5187, 5586, 6517, 6802, 6981, 7518, 8771, 8918, 10203, 10374, 12103, 13034, 13377, 13962, 16289, 17542, 19551, 20406, 23807, 24206, 26313, 26754, 32578, 36309, 39102, 44213, 47614, 48867, 52626, 61397, 71421, 72618, 84721, 88426, 97734, 114023, 122794, 132639, 142842, 166649, 169442, 184191, 228046, 254163, 265278, 309491, 333298, 342069, 368382, 499947, 508326, 618982, 684138, 798161, 928473, 999894, 1166543, 1596322, 1856946, 2166437, 2333086, 2394483, 3499629, 4332874, 4788966, 6499311, 6999258, 12998622, 15165059, 30330118, 45495177, 90990354]

約数ペア:

[(1, 90990354), (2, 45495177), (3, 30330118), (6, 15165059), (7, 12998622), (13, 6999258), (14, 6499311), (19, 4788966), (21, 4332874), (26, 3499629), (38, 2394483), (39, 2333086), (42, 2166437), (49, 1856946), (57, 1596322), (78, 1166543), (91, 999894), (98, 928473), (114, 798161), (133, 684138), (147, 618982), (179, 508326), (182, 499947), (247, 368382), (266, 342069), (273, 333298), (294, 309491), (343, 265278), (358, 254163), (399, 228046), (494, 184191), (537, 169442), (546, 166649), (637, 142842), (686, 132639), (741, 122794), (798, 114023), (931, 97734), (1029, 88426), (1074, 84721), (1253, 72618), (1274, 71421), (1482, 61397), (1729, 52626), (1862, 48867), (1911, 47614), (2058, 44213), (2327, 39102), (2506, 36309), (2793, 32578), (3401, 26754), (3458, 26313), (3759, 24206), (3822, 23807), (4459, 20406), (4654, 19551), (5187, 17542), (5586, 16289), (6517, 13962), (6802, 13377), (6981, 13034), (7518, 12103), (8771, 10374), (8918, 10203)]