56903840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 163804032

約数和(自身を除く): 106900192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 70, 80, 92, 94, 112, 115, 140, 160, 161, 184, 188, 224, 230, 235, 280, 322, 329, 368, 376, 460, 470, 560, 644, 658, 736, 752, 805, 920, 940, 1081, 1120, 1288, 1316, 1504, 1610, 1645, 1840, 1880, 2162, 2209, 2576, 2632, 3220, 3290, 3680, 3760, 4324, 4418, 5152, 5264, 5405, 6440, 6580, 7520, 7567, 8648, 8836, 10528, 10810, 11045, 12880, 13160, 15134, 15463, 17296, 17672, 21620, 22090, 25760, 26320, 30268, 30926, 34592, 35344, 37835, 43240, 44180, 50807, 52640, 60536, 61852, 70688, 75670, 77315, 86480, 88360, 101614, 121072, 123704, 151340, 154630, 172960, 176720, 203228, 242144, 247408, 254035, 302680, 309260, 353440, 355649, 406456, 494816, 508070, 605360, 618520, 711298, 812912, 1016140, 1210720, 1237040, 1422596, 1625824, 1778245, 2032280, 2474080, 2845192, 3556490, 4064560, 5690384, 7112980, 8129120, 11380768, 14225960, 28451920, 56903840]

約数ペア:

[(1, 56903840), (2, 28451920), (4, 14225960), (5, 11380768), (7, 8129120), (8, 7112980), (10, 5690384), (14, 4064560), (16, 3556490), (20, 2845192), (23, 2474080), (28, 2032280), (32, 1778245), (35, 1625824), (40, 1422596), (46, 1237040), (47, 1210720), (56, 1016140), (70, 812912), (80, 711298), (92, 618520), (94, 605360), (112, 508070), (115, 494816), (140, 406456), (160, 355649), (161, 353440), (184, 309260), (188, 302680), (224, 254035), (230, 247408), (235, 242144), (280, 203228), (322, 176720), (329, 172960), (368, 154630), (376, 151340), (460, 123704), (470, 121072), (560, 101614), (644, 88360), (658, 86480), (736, 77315), (752, 75670), (805, 70688), (920, 61852), (940, 60536), (1081, 52640), (1120, 50807), (1288, 44180), (1316, 43240), (1504, 37835), (1610, 35344), (1645, 34592), (1840, 30926), (1880, 30268), (2162, 26320), (2209, 25760), (2576, 22090), (2632, 21620), (3220, 17672), (3290, 17296), (3680, 15463), (3760, 15134), (4324, 13160), (4418, 12880), (5152, 11045), (5264, 10810), (5405, 10528), (6440, 8836), (6580, 8648), (7520, 7567)]