215573400

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{1901}}^1$

素因数の和:1936

約数の個数: 240

約数和(自身を含む): 856128240

約数和(自身を除く): 640554840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 81, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 162, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 324, 350, 360, 378, 405, 420, 450, 504, 525, 540, 567, 600, 630, 648, 675, 700, 756, 810, 840, 900, 945, 1050, 1080, 1134, 1260, 1350, 1400, 1512, 1575, 1620, 1800, 1890, 1901, 2025, 2100, 2268, 2520, 2700, 2835, 3150, 3240, 3780, 3802, 4050, 4200, 4536, 4725, 5400, 5670, 5703, 6300, 7560, 7604, 8100, 9450, 9505, 11340, 11406, 12600, 13307, 14175, 15208, 16200, 17109, 18900, 19010, 22680, 22812, 26614, 28350, 28515, 34218, 37800, 38020, 39921, 45624, 47525, 51327, 53228, 56700, 57030, 66535, 68436, 76040, 79842, 85545, 95050, 102654, 106456, 113400, 114060, 119763, 133070, 136872, 142575, 153981, 159684, 171090, 190100, 199605, 205308, 228120, 239526, 256635, 266140, 285150, 307962, 319368, 332675, 342180, 359289, 380200, 399210, 410616, 427725, 479052, 513270, 532280, 570300, 598815, 615924, 665350, 684360, 718578, 769905, 798420, 855450, 958104, 998025, 1026540, 1077867, 1140600, 1197630, 1231848, 1283175, 1330700, 1437156, 1539810, 1596840, 1710900, 1796445, 1996050, 2053080, 2155734, 2395260, 2566350, 2661400, 2874312, 2994075, 3079620, 3421800, 3592890, 3849525, 3992100, 4311468, 4790520, 5132700, 5389335, 5988150, 6159240, 7185780, 7699050, 7984200, 8622936, 8982225, 10265400, 10778670, 11976300, 14371560, 15398100, 17964450, 21557340, 23952600, 26946675, 30796200, 35928900, 43114680, 53893350, 71857800, 107786700, 215573400]

約数ペア:

[(1, 215573400), (2, 107786700), (3, 71857800), (4, 53893350), (5, 43114680), (6, 35928900), (7, 30796200), (8, 26946675), (9, 23952600), (10, 21557340), (12, 17964450), (14, 15398100), (15, 14371560), (18, 11976300), (20, 10778670), (21, 10265400), (24, 8982225), (25, 8622936), (27, 7984200), (28, 7699050), (30, 7185780), (35, 6159240), (36, 5988150), (40, 5389335), (42, 5132700), (45, 4790520), (50, 4311468), (54, 3992100), (56, 3849525), (60, 3592890), (63, 3421800), (70, 3079620), (72, 2994075), (75, 2874312), (81, 2661400), (84, 2566350), (90, 2395260), (100, 2155734), (105, 2053080), (108, 1996050), (120, 1796445), (126, 1710900), (135, 1596840), (140, 1539810), (150, 1437156), (162, 1330700), (168, 1283175), (175, 1231848), (180, 1197630), (189, 1140600), (200, 1077867), (210, 1026540), (216, 998025), (225, 958104), (252, 855450), (270, 798420), (280, 769905), (300, 718578), (315, 684360), (324, 665350), (350, 615924), (360, 598815), (378, 570300), (405, 532280), (420, 513270), (450, 479052), (504, 427725), (525, 410616), (540, 399210), (567, 380200), (600, 359289), (630, 342180), (648, 332675), (675, 319368), (700, 307962), (756, 285150), (810, 266140), (840, 256635), (900, 239526), (945, 228120), (1050, 205308), (1080, 199605), (1134, 190100), (1260, 171090), (1350, 159684), (1400, 153981), (1512, 142575), (1575, 136872), (1620, 133070), (1800, 119763), (1890, 114060), (1901, 113400), (2025, 106456), (2100, 102654), (2268, 95050), (2520, 85545), (2700, 79842), (2835, 76040), (3150, 68436), (3240, 66535), (3780, 57030), (3802, 56700), (4050, 53228), (4200, 51327), (4536, 47525), (4725, 45624), (5400, 39921), (5670, 38020), (5703, 37800), (6300, 34218), (7560, 28515), (7604, 28350), (8100, 26614), (9450, 22812), (9505, 22680), (11340, 19010), (11406, 18900), (12600, 17109), (13307, 16200), (14175, 15208)]