857874720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 192

約数和(自身を含む): 2787571584

約数和(自身を除く): 1929696864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 83, 96, 120, 122, 160, 166, 183, 240, 244, 249, 305, 332, 353, 366, 415, 480, 488, 498, 610, 664, 706, 732, 830, 915, 976, 996, 1059, 1220, 1245, 1328, 1412, 1464, 1660, 1765, 1830, 1952, 1992, 2118, 2440, 2490, 2656, 2824, 2928, 3320, 3530, 3660, 3984, 4236, 4880, 4980, 5063, 5295, 5648, 5856, 6640, 7060, 7320, 7968, 8472, 9760, 9960, 10126, 10590, 11296, 13280, 14120, 14640, 15189, 16944, 19920, 20252, 21180, 21533, 25315, 28240, 29280, 29299, 30378, 33888, 39840, 40504, 42360, 43066, 50630, 56480, 58598, 60756, 64599, 75945, 81008, 84720, 86132, 87897, 101260, 107665, 117196, 121512, 129198, 146495, 151890, 162016, 169440, 172264, 175794, 202520, 215330, 234392, 243024, 258396, 292990, 303780, 322995, 344528, 351588, 405040, 430660, 439485, 468784, 486048, 516792, 585980, 607560, 645990, 689056, 703176, 810080, 861320, 878970, 937568, 1033584, 1171960, 1215120, 1291980, 1406352, 1722640, 1757940, 1787239, 2067168, 2343920, 2430240, 2583960, 2812704, 3445280, 3515880, 3574478, 4687840, 5167920, 5361717, 7031760, 7148956, 8936195, 10335840, 10723434, 14063520, 14297912, 17872390, 21446868, 26808585, 28595824, 35744780, 42893736, 53617170, 57191648, 71489560, 85787472, 107234340, 142979120, 171574944, 214468680, 285958240, 428937360, 857874720]

約数ペア:

[(1, 857874720), (2, 428937360), (3, 285958240), (4, 214468680), (5, 171574944), (6, 142979120), (8, 107234340), (10, 85787472), (12, 71489560), (15, 57191648), (16, 53617170), (20, 42893736), (24, 35744780), (30, 28595824), (32, 26808585), (40, 21446868), (48, 17872390), (60, 14297912), (61, 14063520), (80, 10723434), (83, 10335840), (96, 8936195), (120, 7148956), (122, 7031760), (160, 5361717), (166, 5167920), (183, 4687840), (240, 3574478), (244, 3515880), (249, 3445280), (305, 2812704), (332, 2583960), (353, 2430240), (366, 2343920), (415, 2067168), (480, 1787239), (488, 1757940), (498, 1722640), (610, 1406352), (664, 1291980), (706, 1215120), (732, 1171960), (830, 1033584), (915, 937568), (976, 878970), (996, 861320), (1059, 810080), (1220, 703176), (1245, 689056), (1328, 645990), (1412, 607560), (1464, 585980), (1660, 516792), (1765, 486048), (1830, 468784), (1952, 439485), (1992, 430660), (2118, 405040), (2440, 351588), (2490, 344528), (2656, 322995), (2824, 303780), (2928, 292990), (3320, 258396), (3530, 243024), (3660, 234392), (3984, 215330), (4236, 202520), (4880, 175794), (4980, 172264), (5063, 169440), (5295, 162016), (5648, 151890), (5856, 146495), (6640, 129198), (7060, 121512), (7320, 117196), (7968, 107665), (8472, 101260), (9760, 87897), (9960, 86132), (10126, 84720), (10590, 81008), (11296, 75945), (13280, 64599), (14120, 60756), (14640, 58598), (15189, 56480), (16944, 50630), (19920, 43066), (20252, 42360), (21180, 40504), (21533, 39840), (25315, 33888), (28240, 30378), (29280, 29299)]