56991480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 256

約数和(自身を含む): 223534080

約数和(自身を除く): 166542600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 307, 312, 340, 357, 364, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 614, 663, 680, 714, 728, 780, 840, 884, 910, 921, 952, 1020, 1092, 1105, 1190, 1228, 1326, 1365, 1428, 1535, 1547, 1560, 1768, 1785, 1820, 1842, 2040, 2149, 2184, 2210, 2380, 2456, 2652, 2730, 2856, 3070, 3094, 3315, 3570, 3640, 3684, 3991, 4298, 4420, 4605, 4641, 4760, 5219, 5304, 5460, 6140, 6188, 6447, 6630, 7140, 7368, 7735, 7982, 8596, 8840, 9210, 9282, 10438, 10745, 10920, 11973, 12280, 12376, 12894, 13260, 14280, 15470, 15657, 15964, 17192, 18420, 18564, 19955, 20876, 21490, 23205, 23946, 25788, 26095, 26520, 27937, 30940, 31314, 31928, 32235, 36533, 36840, 37128, 39910, 41752, 42980, 46410, 47892, 51576, 52190, 55874, 59865, 61880, 62628, 64470, 67847, 73066, 78285, 79820, 83811, 85960, 92820, 95784, 104380, 109599, 111748, 119730, 125256, 128940, 135694, 139685, 146132, 156570, 159640, 167622, 182665, 185640, 203541, 208760, 219198, 223496, 239460, 257880, 271388, 279370, 292264, 313140, 335244, 339235, 365330, 407082, 419055, 438396, 474929, 478920, 542776, 547995, 558740, 626280, 670488, 678470, 730660, 814164, 838110, 876792, 949858, 1017705, 1095990, 1117480, 1356940, 1424787, 1461320, 1628328, 1676220, 1899716, 2035410, 2191980, 2374645, 2713880, 2849574, 3352440, 3799432, 4070820, 4383960, 4749290, 5699148, 7123935, 8141640, 9498580, 11398296, 14247870, 18997160, 28495740, 56991480]

約数ペア:

[(1, 56991480), (2, 28495740), (3, 18997160), (4, 14247870), (5, 11398296), (6, 9498580), (7, 8141640), (8, 7123935), (10, 5699148), (12, 4749290), (13, 4383960), (14, 4070820), (15, 3799432), (17, 3352440), (20, 2849574), (21, 2713880), (24, 2374645), (26, 2191980), (28, 2035410), (30, 1899716), (34, 1676220), (35, 1628328), (39, 1461320), (40, 1424787), (42, 1356940), (51, 1117480), (52, 1095990), (56, 1017705), (60, 949858), (65, 876792), (68, 838110), (70, 814164), (78, 730660), (84, 678470), (85, 670488), (91, 626280), (102, 558740), (104, 547995), (105, 542776), (119, 478920), (120, 474929), (130, 438396), (136, 419055), (140, 407082), (156, 365330), (168, 339235), (170, 335244), (182, 313140), (195, 292264), (204, 279370), (210, 271388), (221, 257880), (238, 239460), (255, 223496), (260, 219198), (273, 208760), (280, 203541), (307, 185640), (312, 182665), (340, 167622), (357, 159640), (364, 156570), (390, 146132), (408, 139685), (420, 135694), (442, 128940), (455, 125256), (476, 119730), (510, 111748), (520, 109599), (546, 104380), (595, 95784), (614, 92820), (663, 85960), (680, 83811), (714, 79820), (728, 78285), (780, 73066), (840, 67847), (884, 64470), (910, 62628), (921, 61880), (952, 59865), (1020, 55874), (1092, 52190), (1105, 51576), (1190, 47892), (1228, 46410), (1326, 42980), (1365, 41752), (1428, 39910), (1535, 37128), (1547, 36840), (1560, 36533), (1768, 32235), (1785, 31928), (1820, 31314), (1842, 30940), (2040, 27937), (2149, 26520), (2184, 26095), (2210, 25788), (2380, 23946), (2456, 23205), (2652, 21490), (2730, 20876), (2856, 19955), (3070, 18564), (3094, 18420), (3315, 17192), (3570, 15964), (3640, 15657), (3684, 15470), (3991, 14280), (4298, 13260), (4420, 12894), (4605, 12376), (4641, 12280), (4760, 11973), (5219, 10920), (5304, 10745), (5460, 10438), (6140, 9282), (6188, 9210), (6447, 8840), (6630, 8596), (7140, 7982), (7368, 7735)]