217180480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 168

約数和(自身を含む): 583752960

約数和(自身を除く): 366572480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 79, 80, 88, 110, 121, 142, 158, 160, 176, 220, 242, 284, 316, 320, 352, 355, 395, 440, 484, 568, 605, 632, 704, 710, 781, 790, 869, 880, 968, 1136, 1210, 1264, 1420, 1562, 1580, 1738, 1760, 1936, 2272, 2420, 2528, 2840, 3124, 3160, 3476, 3520, 3872, 3905, 4345, 4544, 4840, 5056, 5609, 5680, 6248, 6320, 6952, 7744, 7810, 8591, 8690, 9559, 9680, 11218, 11360, 12496, 12640, 13904, 15620, 17182, 17380, 19118, 19360, 22436, 22720, 24992, 25280, 27808, 28045, 31240, 34364, 34760, 38236, 38720, 42955, 44872, 47795, 49984, 55616, 56090, 61699, 62480, 68728, 69520, 76472, 85910, 89744, 95590, 112180, 123398, 124960, 137456, 139040, 152944, 171820, 179488, 191180, 224360, 246796, 249920, 274912, 278080, 305888, 308495, 343640, 358976, 382360, 448720, 493592, 549824, 611776, 616990, 678689, 687280, 764720, 897440, 987184, 1233980, 1357378, 1374560, 1529440, 1794880, 1974368, 2467960, 2714756, 2749120, 3058880, 3393445, 3948736, 4935920, 5429512, 6786890, 9871840, 10859024, 13573780, 19743680, 21718048, 27147560, 43436096, 54295120, 108590240, 217180480]

約数ペア:

[(1, 217180480), (2, 108590240), (4, 54295120), (5, 43436096), (8, 27147560), (10, 21718048), (11, 19743680), (16, 13573780), (20, 10859024), (22, 9871840), (32, 6786890), (40, 5429512), (44, 4935920), (55, 3948736), (64, 3393445), (71, 3058880), (79, 2749120), (80, 2714756), (88, 2467960), (110, 1974368), (121, 1794880), (142, 1529440), (158, 1374560), (160, 1357378), (176, 1233980), (220, 987184), (242, 897440), (284, 764720), (316, 687280), (320, 678689), (352, 616990), (355, 611776), (395, 549824), (440, 493592), (484, 448720), (568, 382360), (605, 358976), (632, 343640), (704, 308495), (710, 305888), (781, 278080), (790, 274912), (869, 249920), (880, 246796), (968, 224360), (1136, 191180), (1210, 179488), (1264, 171820), (1420, 152944), (1562, 139040), (1580, 137456), (1738, 124960), (1760, 123398), (1936, 112180), (2272, 95590), (2420, 89744), (2528, 85910), (2840, 76472), (3124, 69520), (3160, 68728), (3476, 62480), (3520, 61699), (3872, 56090), (3905, 55616), (4345, 49984), (4544, 47795), (4840, 44872), (5056, 42955), (5609, 38720), (5680, 38236), (6248, 34760), (6320, 34364), (6952, 31240), (7744, 28045), (7810, 27808), (8591, 25280), (8690, 24992), (9559, 22720), (9680, 22436), (11218, 19360), (11360, 19118), (12496, 17380), (12640, 17182), (13904, 15620)]