205644600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:907

約数の個数: 288

約数和(自身を含む): 831792000

約数和(自身を除く): 626147400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 25, 28, 30, 35, 36, 38, 40, 42, 45, 50, 56, 57, 60, 63, 70, 72, 75, 76, 84, 90, 95, 100, 105, 114, 120, 126, 133, 140, 150, 152, 168, 171, 175, 180, 190, 200, 210, 225, 228, 252, 266, 280, 285, 300, 315, 342, 350, 360, 380, 399, 420, 450, 456, 475, 504, 525, 532, 570, 600, 630, 665, 684, 700, 760, 798, 840, 855, 859, 900, 950, 1050, 1064, 1140, 1197, 1260, 1330, 1368, 1400, 1425, 1575, 1596, 1710, 1718, 1800, 1900, 1995, 2100, 2280, 2394, 2520, 2577, 2660, 2850, 3150, 3192, 3325, 3420, 3436, 3800, 3990, 4200, 4275, 4295, 4788, 5154, 5320, 5700, 5985, 6013, 6300, 6650, 6840, 6872, 7731, 7980, 8550, 8590, 9576, 9975, 10308, 11400, 11970, 12026, 12600, 12885, 13300, 15462, 15960, 16321, 17100, 17180, 18039, 19950, 20616, 21475, 23940, 24052, 25770, 26600, 29925, 30065, 30924, 32642, 34200, 34360, 36078, 38655, 39900, 42950, 47880, 48104, 48963, 51540, 54117, 59850, 60130, 61848, 64425, 65284, 72156, 77310, 79800, 81605, 85900, 90195, 97926, 103080, 108234, 114247, 119700, 120260, 128850, 130568, 144312, 146889, 150325, 154620, 163210, 171800, 180390, 193275, 195852, 216468, 228494, 239400, 240520, 244815, 257700, 270585, 293778, 300650, 309240, 326420, 342741, 360780, 386550, 391704, 408025, 432936, 450975, 456988, 489630, 515400, 541170, 571235, 587556, 601300, 652840, 685482, 721560, 734445, 773100, 816050, 901950, 913976, 979260, 1028223, 1082340, 1142470, 1175112, 1202600, 1224075, 1352925, 1370964, 1468890, 1546200, 1632100, 1713705, 1803900, 1958520, 2056446, 2164680, 2284940, 2448150, 2705850, 2741928, 2856175, 2937780, 3264200, 3427410, 3607800, 3672225, 4112892, 4569880, 4896300, 5141115, 5411700, 5712350, 5875560, 6854820, 7344450, 8225784, 8568525, 9792600, 10282230, 10823400, 11424700, 13709640, 14688900, 17137050, 20564460, 22849400, 25705575, 29377800, 34274100, 41128920, 51411150, 68548200, 102822300, 205644600]

約数ペア:

[(1, 205644600), (2, 102822300), (3, 68548200), (4, 51411150), (5, 41128920), (6, 34274100), (7, 29377800), (8, 25705575), (9, 22849400), (10, 20564460), (12, 17137050), (14, 14688900), (15, 13709640), (18, 11424700), (19, 10823400), (20, 10282230), (21, 9792600), (24, 8568525), (25, 8225784), (28, 7344450), (30, 6854820), (35, 5875560), (36, 5712350), (38, 5411700), (40, 5141115), (42, 4896300), (45, 4569880), (50, 4112892), (56, 3672225), (57, 3607800), (60, 3427410), (63, 3264200), (70, 2937780), (72, 2856175), (75, 2741928), (76, 2705850), (84, 2448150), (90, 2284940), (95, 2164680), (100, 2056446), (105, 1958520), (114, 1803900), (120, 1713705), (126, 1632100), (133, 1546200), (140, 1468890), (150, 1370964), (152, 1352925), (168, 1224075), (171, 1202600), (175, 1175112), (180, 1142470), (190, 1082340), (200, 1028223), (210, 979260), (225, 913976), (228, 901950), (252, 816050), (266, 773100), (280, 734445), (285, 721560), (300, 685482), (315, 652840), (342, 601300), (350, 587556), (360, 571235), (380, 541170), (399, 515400), (420, 489630), (450, 456988), (456, 450975), (475, 432936), (504, 408025), (525, 391704), (532, 386550), (570, 360780), (600, 342741), (630, 326420), (665, 309240), (684, 300650), (700, 293778), (760, 270585), (798, 257700), (840, 244815), (855, 240520), (859, 239400), (900, 228494), (950, 216468), (1050, 195852), (1064, 193275), (1140, 180390), (1197, 171800), (1260, 163210), (1330, 154620), (1368, 150325), (1400, 146889), (1425, 144312), (1575, 130568), (1596, 128850), (1710, 120260), (1718, 119700), (1800, 114247), (1900, 108234), (1995, 103080), (2100, 97926), (2280, 90195), (2394, 85900), (2520, 81605), (2577, 79800), (2660, 77310), (2850, 72156), (3150, 65284), (3192, 64425), (3325, 61848), (3420, 60130), (3436, 59850), (3800, 54117), (3990, 51540), (4200, 48963), (4275, 48104), (4295, 47880), (4788, 42950), (5154, 39900), (5320, 38655), (5700, 36078), (5985, 34360), (6013, 34200), (6300, 32642), (6650, 30924), (6840, 30065), (6872, 29925), (7731, 26600), (7980, 25770), (8550, 24052), (8590, 23940), (9576, 21475), (9975, 20616), (10308, 19950), (11400, 18039), (11970, 17180), (12026, 17100), (12600, 16321), (12885, 15960), (13300, 15462)]