457703680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2272

約数の個数: 144

約数和(自身を含む): 1308029184

約数和(自身を除く): 850325504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1280, 1288, 1472, 1610, 1792, 1840, 2221, 2240, 2576, 2944, 3220, 3680, 4442, 4480, 5152, 5888, 6440, 7360, 8884, 8960, 10304, 11105, 12880, 14720, 15547, 17768, 20608, 22210, 25760, 29440, 31094, 35536, 41216, 44420, 51083, 51520, 62188, 71072, 77735, 88840, 102166, 103040, 124376, 142144, 155470, 177680, 204332, 206080, 248752, 255415, 284288, 310940, 355360, 357581, 408664, 497504, 510830, 568576, 621880, 710720, 715162, 817328, 995008, 1021660, 1243760, 1421440, 1430324, 1634656, 1787905, 1990016, 2043320, 2487520, 2842880, 2860648, 3269312, 3575810, 3980032, 4086640, 4975040, 5721296, 6538624, 7151620, 8173280, 9950080, 11442592, 13077248, 14303240, 16346560, 19900160, 22885184, 28606480, 32693120, 45770368, 57212960, 65386240, 91540736, 114425920, 228851840, 457703680]

約数ペア:

[(1, 457703680), (2, 228851840), (4, 114425920), (5, 91540736), (7, 65386240), (8, 57212960), (10, 45770368), (14, 32693120), (16, 28606480), (20, 22885184), (23, 19900160), (28, 16346560), (32, 14303240), (35, 13077248), (40, 11442592), (46, 9950080), (56, 8173280), (64, 7151620), (70, 6538624), (80, 5721296), (92, 4975040), (112, 4086640), (115, 3980032), (128, 3575810), (140, 3269312), (160, 2860648), (161, 2842880), (184, 2487520), (224, 2043320), (230, 1990016), (256, 1787905), (280, 1634656), (320, 1430324), (322, 1421440), (368, 1243760), (448, 1021660), (460, 995008), (560, 817328), (640, 715162), (644, 710720), (736, 621880), (805, 568576), (896, 510830), (920, 497504), (1120, 408664), (1280, 357581), (1288, 355360), (1472, 310940), (1610, 284288), (1792, 255415), (1840, 248752), (2221, 206080), (2240, 204332), (2576, 177680), (2944, 155470), (3220, 142144), (3680, 124376), (4442, 103040), (4480, 102166), (5152, 88840), (5888, 77735), (6440, 71072), (7360, 62188), (8884, 51520), (8960, 51083), (10304, 44420), (11105, 41216), (12880, 35536), (14720, 31094), (15547, 29440), (17768, 25760), (20608, 22210)]