21386400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:116

約数の個数: 288

約数和(自身を含む): 84994560

約数和(自身を除く): 63608160

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, 67, 70, 75, 76, 80, 84, 95, 96, 100, 105, 112, 114, 120, 133, 134, 140, 150, 152, 160, 168, 175, 190, 200, 201, 210, 224, 228, 240, 266, 268, 280, 285, 300, 304, 335, 336, 350, 380, 399, 400, 402, 420, 456, 469, 475, 480, 525, 532, 536, 560, 570, 600, 608, 665, 670, 672, 700, 760, 798, 800, 804, 840, 912, 938, 950, 1005, 1050, 1064, 1072, 1120, 1140, 1200, 1273, 1330, 1340, 1400, 1407, 1425, 1520, 1596, 1608, 1675, 1680, 1824, 1876, 1900, 1995, 2010, 2100, 2128, 2144, 2280, 2345, 2400, 2546, 2660, 2680, 2800, 2814, 2850, 3040, 3192, 3216, 3325, 3350, 3360, 3752, 3800, 3819, 3990, 4020, 4200, 4256, 4560, 4690, 5025, 5092, 5320, 5360, 5600, 5628, 5700, 6365, 6384, 6432, 6650, 6700, 7035, 7504, 7600, 7638, 7980, 8040, 8400, 8911, 9120, 9380, 9975, 10050, 10184, 10640, 10720, 11256, 11400, 11725, 12730, 12768, 13300, 13400, 14070, 15008, 15200, 15276, 15960, 16080, 16800, 17822, 18760, 19095, 19950, 20100, 20368, 21280, 22512, 22800, 23450, 25460, 26600, 26733, 26800, 28140, 30552, 31825, 31920, 32160, 35175, 35644, 37520, 38190, 39900, 40200, 40736, 44555, 45024, 45600, 46900, 50920, 53200, 53466, 53600, 56280, 61104, 63650, 63840, 70350, 71288, 75040, 76380, 79800, 80400, 89110, 93800, 95475, 101840, 106400, 106932, 112560, 122208, 127300, 133665, 140700, 142576, 152760, 159600, 160800, 178220, 187600, 190950, 203680, 213864, 222775, 225120, 254600, 267330, 281400, 285152, 305520, 319200, 356440, 375200, 381900, 427728, 445550, 509200, 534660, 562800, 611040, 668325, 712880, 763800, 855456, 891100, 1018400, 1069320, 1125600, 1336650, 1425760, 1527600, 1782200, 2138640, 2673300, 3055200, 3564400, 4277280, 5346600, 7128800, 10693200, 21386400]

約数ペア:

[(1, 21386400), (2, 10693200), (3, 7128800), (4, 5346600), (5, 4277280), (6, 3564400), (7, 3055200), (8, 2673300), (10, 2138640), (12, 1782200), (14, 1527600), (15, 1425760), (16, 1336650), (19, 1125600), (20, 1069320), (21, 1018400), (24, 891100), (25, 855456), (28, 763800), (30, 712880), (32, 668325), (35, 611040), (38, 562800), (40, 534660), (42, 509200), (48, 445550), (50, 427728), (56, 381900), (57, 375200), (60, 356440), (67, 319200), (70, 305520), (75, 285152), (76, 281400), (80, 267330), (84, 254600), (95, 225120), (96, 222775), (100, 213864), (105, 203680), (112, 190950), (114, 187600), (120, 178220), (133, 160800), (134, 159600), (140, 152760), (150, 142576), (152, 140700), (160, 133665), (168, 127300), (175, 122208), (190, 112560), (200, 106932), (201, 106400), (210, 101840), (224, 95475), (228, 93800), (240, 89110), (266, 80400), (268, 79800), (280, 76380), (285, 75040), (300, 71288), (304, 70350), (335, 63840), (336, 63650), (350, 61104), (380, 56280), (399, 53600), (400, 53466), (402, 53200), (420, 50920), (456, 46900), (469, 45600), (475, 45024), (480, 44555), (525, 40736), (532, 40200), (536, 39900), (560, 38190), (570, 37520), (600, 35644), (608, 35175), (665, 32160), (670, 31920), (672, 31825), (700, 30552), (760, 28140), (798, 26800), (800, 26733), (804, 26600), (840, 25460), (912, 23450), (938, 22800), (950, 22512), (1005, 21280), (1050, 20368), (1064, 20100), (1072, 19950), (1120, 19095), (1140, 18760), (1200, 17822), (1273, 16800), (1330, 16080), (1340, 15960), (1400, 15276), (1407, 15200), (1425, 15008), (1520, 14070), (1596, 13400), (1608, 13300), (1675, 12768), (1680, 12730), (1824, 11725), (1876, 11400), (1900, 11256), (1995, 10720), (2010, 10640), (2100, 10184), (2128, 10050), (2144, 9975), (2280, 9380), (2345, 9120), (2400, 8911), (2546, 8400), (2660, 8040), (2680, 7980), (2800, 7638), (2814, 7600), (2850, 7504), (3040, 7035), (3192, 6700), (3216, 6650), (3325, 6432), (3350, 6384), (3360, 6365), (3752, 5700), (3800, 5628), (3819, 5600), (3990, 5360), (4020, 5320), (4200, 5092), (4256, 5025), (4560, 4690)]