87940398

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 233856000

約数和(自身を除く): 145915602

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 91, 98, 114, 133, 147, 173, 182, 247, 266, 273, 294, 343, 346, 399, 494, 519, 546, 637, 686, 741, 798, 931, 1029, 1038, 1211, 1274, 1482, 1729, 1862, 1911, 2058, 2249, 2422, 2793, 3287, 3458, 3633, 3822, 4459, 4498, 5187, 5586, 6517, 6574, 6747, 7266, 8477, 8918, 9861, 10374, 12103, 13034, 13377, 13494, 15743, 16954, 19551, 19722, 23009, 24206, 25431, 26754, 31486, 36309, 39102, 42731, 46018, 47229, 50862, 59339, 69027, 72618, 84721, 85462, 94458, 110201, 118678, 128193, 138054, 161063, 169442, 178017, 220402, 254163, 256386, 299117, 322126, 330603, 356034, 483189, 508326, 598234, 661206, 771407, 897351, 966378, 1127441, 1542814, 1794702, 2093819, 2254882, 2314221, 3382323, 4187638, 4628442, 6281457, 6764646, 12562914, 14656733, 29313466, 43970199, 87940398]

約数ペア:

[(1, 87940398), (2, 43970199), (3, 29313466), (6, 14656733), (7, 12562914), (13, 6764646), (14, 6281457), (19, 4628442), (21, 4187638), (26, 3382323), (38, 2314221), (39, 2254882), (42, 2093819), (49, 1794702), (57, 1542814), (78, 1127441), (91, 966378), (98, 897351), (114, 771407), (133, 661206), (147, 598234), (173, 508326), (182, 483189), (247, 356034), (266, 330603), (273, 322126), (294, 299117), (343, 256386), (346, 254163), (399, 220402), (494, 178017), (519, 169442), (546, 161063), (637, 138054), (686, 128193), (741, 118678), (798, 110201), (931, 94458), (1029, 85462), (1038, 84721), (1211, 72618), (1274, 69027), (1482, 59339), (1729, 50862), (1862, 47229), (1911, 46018), (2058, 42731), (2249, 39102), (2422, 36309), (2793, 31486), (3287, 26754), (3458, 25431), (3633, 24206), (3822, 23009), (4459, 19722), (4498, 19551), (5187, 16954), (5586, 15743), (6517, 13494), (6574, 13377), (6747, 13034), (7266, 12103), (8477, 10374), (8918, 9861)]