28408800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 288

約数和(自身を含む): 112492800

約数和(自身を除く): 84084000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 32, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 89, 95, 96, 100, 105, 112, 114, 120, 133, 140, 150, 152, 160, 168, 175, 178, 190, 200, 210, 224, 228, 240, 266, 267, 280, 285, 300, 304, 336, 350, 356, 380, 399, 400, 420, 445, 456, 475, 480, 525, 532, 534, 560, 570, 600, 608, 623, 665, 672, 700, 712, 760, 798, 800, 840, 890, 912, 950, 1050, 1064, 1068, 1120, 1140, 1200, 1246, 1330, 1335, 1400, 1424, 1425, 1520, 1596, 1680, 1691, 1780, 1824, 1869, 1900, 1995, 2100, 2128, 2136, 2225, 2280, 2400, 2492, 2660, 2670, 2800, 2848, 2850, 3040, 3115, 3192, 3325, 3360, 3382, 3560, 3738, 3800, 3990, 4200, 4256, 4272, 4450, 4560, 4984, 5073, 5320, 5340, 5600, 5700, 6230, 6384, 6650, 6675, 6764, 7120, 7476, 7600, 7980, 8400, 8455, 8544, 8900, 9120, 9345, 9968, 9975, 10146, 10640, 10680, 11400, 11837, 12460, 12768, 13300, 13350, 13528, 14240, 14952, 15200, 15575, 15960, 16800, 16910, 17800, 18690, 19936, 19950, 20292, 21280, 21360, 22800, 23674, 24920, 25365, 26600, 26700, 27056, 29904, 31150, 31920, 33820, 35511, 35600, 37380, 39900, 40584, 42275, 42720, 45600, 46725, 47348, 49840, 50730, 53200, 53400, 54112, 59185, 59808, 62300, 63840, 67640, 71022, 71200, 74760, 79800, 81168, 84550, 93450, 94696, 99680, 101460, 106400, 106800, 118370, 124600, 126825, 135280, 142044, 149520, 159600, 162336, 169100, 177555, 186900, 189392, 202920, 213600, 236740, 249200, 253650, 270560, 284088, 295925, 299040, 319200, 338200, 355110, 373800, 378784, 405840, 473480, 498400, 507300, 568176, 591850, 676400, 710220, 747600, 811680, 887775, 946960, 1014600, 1136352, 1183700, 1352800, 1420440, 1495200, 1775550, 1893920, 2029200, 2367400, 2840880, 3551100, 4058400, 4734800, 5681760, 7102200, 9469600, 14204400, 28408800]

約数ペア:

[(1, 28408800), (2, 14204400), (3, 9469600), (4, 7102200), (5, 5681760), (6, 4734800), (7, 4058400), (8, 3551100), (10, 2840880), (12, 2367400), (14, 2029200), (15, 1893920), (16, 1775550), (19, 1495200), (20, 1420440), (21, 1352800), (24, 1183700), (25, 1136352), (28, 1014600), (30, 946960), (32, 887775), (35, 811680), (38, 747600), (40, 710220), (42, 676400), (48, 591850), (50, 568176), (56, 507300), (57, 498400), (60, 473480), (70, 405840), (75, 378784), (76, 373800), (80, 355110), (84, 338200), (89, 319200), (95, 299040), (96, 295925), (100, 284088), (105, 270560), (112, 253650), (114, 249200), (120, 236740), (133, 213600), (140, 202920), (150, 189392), (152, 186900), (160, 177555), (168, 169100), (175, 162336), (178, 159600), (190, 149520), (200, 142044), (210, 135280), (224, 126825), (228, 124600), (240, 118370), (266, 106800), (267, 106400), (280, 101460), (285, 99680), (300, 94696), (304, 93450), (336, 84550), (350, 81168), (356, 79800), (380, 74760), (399, 71200), (400, 71022), (420, 67640), (445, 63840), (456, 62300), (475, 59808), (480, 59185), (525, 54112), (532, 53400), (534, 53200), (560, 50730), (570, 49840), (600, 47348), (608, 46725), (623, 45600), (665, 42720), (672, 42275), (700, 40584), (712, 39900), (760, 37380), (798, 35600), (800, 35511), (840, 33820), (890, 31920), (912, 31150), (950, 29904), (1050, 27056), (1064, 26700), (1068, 26600), (1120, 25365), (1140, 24920), (1200, 23674), (1246, 22800), (1330, 21360), (1335, 21280), (1400, 20292), (1424, 19950), (1425, 19936), (1520, 18690), (1596, 17800), (1680, 16910), (1691, 16800), (1780, 15960), (1824, 15575), (1869, 15200), (1900, 14952), (1995, 14240), (2100, 13528), (2128, 13350), (2136, 13300), (2225, 12768), (2280, 12460), (2400, 11837), (2492, 11400), (2660, 10680), (2670, 10640), (2800, 10146), (2848, 9975), (2850, 9968), (3040, 9345), (3115, 9120), (3192, 8900), (3325, 8544), (3360, 8455), (3382, 8400), (3560, 7980), (3738, 7600), (3800, 7476), (3990, 7120), (4200, 6764), (4256, 6675), (4272, 6650), (4450, 6384), (4560, 6230), (4984, 5700), (5073, 5600), (5320, 5340)]