727781120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 216

約数和(自身を含む): 1983432192

約数和(自身を除く): 1255651072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 121, 127, 128, 148, 160, 176, 185, 220, 242, 254, 256, 296, 320, 352, 370, 407, 440, 484, 508, 592, 605, 635, 640, 704, 740, 814, 880, 968, 1016, 1184, 1210, 1270, 1280, 1397, 1408, 1480, 1628, 1760, 1936, 2032, 2035, 2368, 2420, 2540, 2794, 2816, 2960, 3256, 3520, 3872, 4064, 4070, 4477, 4699, 4736, 4840, 5080, 5588, 5920, 6512, 6985, 7040, 7744, 8128, 8140, 8954, 9398, 9472, 9680, 10160, 11176, 11840, 13024, 13970, 14080, 15367, 15488, 16256, 16280, 17908, 18796, 19360, 20320, 22352, 22385, 23495, 23680, 26048, 27940, 30734, 30976, 32512, 32560, 35816, 37592, 38720, 40640, 44704, 44770, 46990, 47360, 51689, 52096, 55880, 61468, 65120, 71632, 75184, 76835, 77440, 81280, 89408, 89540, 93980, 103378, 104192, 111760, 122936, 130240, 143264, 150368, 153670, 154880, 162560, 178816, 179080, 187960, 206756, 223520, 245872, 258445, 260480, 286528, 300736, 307340, 357632, 358160, 375920, 413512, 447040, 491744, 516890, 520960, 568579, 573056, 601472, 614680, 716320, 751840, 827024, 894080, 983488, 1033780, 1137158, 1146112, 1202944, 1229360, 1432640, 1503680, 1654048, 1788160, 1966976, 2067560, 2274316, 2458720, 2842895, 2865280, 3007360, 3308096, 3933952, 4135120, 4548632, 4917440, 5685790, 5730560, 6014720, 6616192, 8270240, 9097264, 9834880, 11371580, 13232384, 16540480, 18194528, 19669760, 22743160, 33080960, 36389056, 45486320, 66161920, 72778112, 90972640, 145556224, 181945280, 363890560, 727781120]

約数ペア:

[(1, 727781120), (2, 363890560), (4, 181945280), (5, 145556224), (8, 90972640), (10, 72778112), (11, 66161920), (16, 45486320), (20, 36389056), (22, 33080960), (32, 22743160), (37, 19669760), (40, 18194528), (44, 16540480), (55, 13232384), (64, 11371580), (74, 9834880), (80, 9097264), (88, 8270240), (110, 6616192), (121, 6014720), (127, 5730560), (128, 5685790), (148, 4917440), (160, 4548632), (176, 4135120), (185, 3933952), (220, 3308096), (242, 3007360), (254, 2865280), (256, 2842895), (296, 2458720), (320, 2274316), (352, 2067560), (370, 1966976), (407, 1788160), (440, 1654048), (484, 1503680), (508, 1432640), (592, 1229360), (605, 1202944), (635, 1146112), (640, 1137158), (704, 1033780), (740, 983488), (814, 894080), (880, 827024), (968, 751840), (1016, 716320), (1184, 614680), (1210, 601472), (1270, 573056), (1280, 568579), (1397, 520960), (1408, 516890), (1480, 491744), (1628, 447040), (1760, 413512), (1936, 375920), (2032, 358160), (2035, 357632), (2368, 307340), (2420, 300736), (2540, 286528), (2794, 260480), (2816, 258445), (2960, 245872), (3256, 223520), (3520, 206756), (3872, 187960), (4064, 179080), (4070, 178816), (4477, 162560), (4699, 154880), (4736, 153670), (4840, 150368), (5080, 143264), (5588, 130240), (5920, 122936), (6512, 111760), (6985, 104192), (7040, 103378), (7744, 93980), (8128, 89540), (8140, 89408), (8954, 81280), (9398, 77440), (9472, 76835), (9680, 75184), (10160, 71632), (11176, 65120), (11840, 61468), (13024, 55880), (13970, 52096), (14080, 51689), (15367, 47360), (15488, 46990), (16256, 44770), (16280, 44704), (17908, 40640), (18796, 38720), (19360, 37592), (20320, 35816), (22352, 32560), (22385, 32512), (23495, 30976), (23680, 30734), (26048, 27940)]