211031808

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:974

約数の個数: 144

約数和(自身を含む): 631841280

約数和(自身を除く): 420809472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 39, 46, 48, 52, 64, 69, 78, 92, 96, 104, 128, 138, 156, 184, 192, 208, 256, 276, 299, 312, 368, 384, 416, 552, 598, 624, 736, 768, 832, 897, 919, 1104, 1196, 1248, 1472, 1664, 1794, 1838, 2208, 2392, 2496, 2757, 2944, 3328, 3588, 3676, 4416, 4784, 4992, 5514, 5888, 7176, 7352, 8832, 9568, 9984, 11028, 11947, 14352, 14704, 17664, 19136, 21137, 22056, 23894, 28704, 29408, 35841, 38272, 42274, 44112, 47788, 57408, 58816, 63411, 71682, 76544, 84548, 88224, 95576, 114816, 117632, 126822, 143364, 169096, 176448, 191152, 229632, 235264, 253644, 274781, 286728, 338192, 352896, 382304, 507288, 549562, 573456, 676384, 705792, 764608, 824343, 1014576, 1099124, 1146912, 1352768, 1529216, 1648686, 2029152, 2198248, 2293824, 2705536, 3058432, 3297372, 4058304, 4396496, 4587648, 5411072, 6594744, 8116608, 8792992, 9175296, 13189488, 16233216, 17585984, 26378976, 35171968, 52757952, 70343936, 105515904, 211031808]

約数ペア:

[(1, 211031808), (2, 105515904), (3, 70343936), (4, 52757952), (6, 35171968), (8, 26378976), (12, 17585984), (13, 16233216), (16, 13189488), (23, 9175296), (24, 8792992), (26, 8116608), (32, 6594744), (39, 5411072), (46, 4587648), (48, 4396496), (52, 4058304), (64, 3297372), (69, 3058432), (78, 2705536), (92, 2293824), (96, 2198248), (104, 2029152), (128, 1648686), (138, 1529216), (156, 1352768), (184, 1146912), (192, 1099124), (208, 1014576), (256, 824343), (276, 764608), (299, 705792), (312, 676384), (368, 573456), (384, 549562), (416, 507288), (552, 382304), (598, 352896), (624, 338192), (736, 286728), (768, 274781), (832, 253644), (897, 235264), (919, 229632), (1104, 191152), (1196, 176448), (1248, 169096), (1472, 143364), (1664, 126822), (1794, 117632), (1838, 114816), (2208, 95576), (2392, 88224), (2496, 84548), (2757, 76544), (2944, 71682), (3328, 63411), (3588, 58816), (3676, 57408), (4416, 47788), (4784, 44112), (4992, 42274), (5514, 38272), (5888, 35841), (7176, 29408), (7352, 28704), (8832, 23894), (9568, 22056), (9984, 21137), (11028, 19136), (11947, 17664), (14352, 14704)]