220121226

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1$

素因数の和:977

約数の個数: 80

約数和(自身を含む): 536008704

約数和(自身を除く): 315887478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 127, 162, 234, 254, 351, 381, 702, 762, 823, 1053, 1143, 1646, 1651, 2106, 2286, 2469, 3302, 3429, 4938, 4953, 6858, 7407, 9906, 10287, 10699, 14814, 14859, 20574, 21398, 22221, 29718, 32097, 44442, 44577, 64194, 66663, 89154, 96291, 104521, 133326, 133731, 192582, 209042, 267462, 288873, 313563, 577746, 627126, 866619, 940689, 1358773, 1733238, 1881378, 2717546, 2822067, 4076319, 5644134, 8152638, 8466201, 12228957, 16932402, 24457914, 36686871, 73373742, 110060613, 220121226]

約数ペア:

[(1, 220121226), (2, 110060613), (3, 73373742), (6, 36686871), (9, 24457914), (13, 16932402), (18, 12228957), (26, 8466201), (27, 8152638), (39, 5644134), (54, 4076319), (78, 2822067), (81, 2717546), (117, 1881378), (127, 1733238), (162, 1358773), (234, 940689), (254, 866619), (351, 627126), (381, 577746), (702, 313563), (762, 288873), (823, 267462), (1053, 209042), (1143, 192582), (1646, 133731), (1651, 133326), (2106, 104521), (2286, 96291), (2469, 89154), (3302, 66663), (3429, 64194), (4938, 44577), (4953, 44442), (6858, 32097), (7407, 29718), (9906, 22221), (10287, 21398), (10699, 20574), (14814, 14859)]