221813640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:553

約数の個数: 160

約数和(自身を含む): 751322880

約数和(自身を除く): 529509240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 223, 270, 307, 324, 360, 405, 446, 540, 614, 648, 669, 810, 892, 921, 1080, 1115, 1228, 1338, 1535, 1620, 1784, 1842, 2007, 2230, 2456, 2676, 2763, 3070, 3240, 3345, 3684, 4014, 4460, 4605, 5352, 5526, 6021, 6140, 6690, 7368, 8028, 8289, 8920, 9210, 10035, 11052, 12042, 12280, 13380, 13815, 16056, 16578, 18063, 18420, 20070, 22104, 24084, 24867, 26760, 27630, 30105, 33156, 36126, 36840, 40140, 41445, 48168, 49734, 55260, 60210, 66312, 68461, 72252, 80280, 82890, 90315, 99468, 110520, 120420, 124335, 136922, 144504, 165780, 180630, 198936, 205383, 240840, 248670, 273844, 331560, 342305, 361260, 410766, 497340, 547688, 616149, 684610, 722520, 821532, 994680, 1026915, 1232298, 1369220, 1643064, 1848447, 2053830, 2464596, 2738440, 3080745, 3696894, 4107660, 4929192, 5545341, 6161490, 7393788, 8215320, 9242235, 11090682, 12322980, 14787576, 18484470, 22181364, 24645960, 27726705, 36968940, 44362728, 55453410, 73937880, 110906820, 221813640]

約数ペア:

[(1, 221813640), (2, 110906820), (3, 73937880), (4, 55453410), (5, 44362728), (6, 36968940), (8, 27726705), (9, 24645960), (10, 22181364), (12, 18484470), (15, 14787576), (18, 12322980), (20, 11090682), (24, 9242235), (27, 8215320), (30, 7393788), (36, 6161490), (40, 5545341), (45, 4929192), (54, 4107660), (60, 3696894), (72, 3080745), (81, 2738440), (90, 2464596), (108, 2053830), (120, 1848447), (135, 1643064), (162, 1369220), (180, 1232298), (216, 1026915), (223, 994680), (270, 821532), (307, 722520), (324, 684610), (360, 616149), (405, 547688), (446, 497340), (540, 410766), (614, 361260), (648, 342305), (669, 331560), (810, 273844), (892, 248670), (921, 240840), (1080, 205383), (1115, 198936), (1228, 180630), (1338, 165780), (1535, 144504), (1620, 136922), (1784, 124335), (1842, 120420), (2007, 110520), (2230, 99468), (2456, 90315), (2676, 82890), (2763, 80280), (3070, 72252), (3240, 68461), (3345, 66312), (3684, 60210), (4014, 55260), (4460, 49734), (4605, 48168), (5352, 41445), (5526, 40140), (6021, 36840), (6140, 36126), (6690, 33156), (7368, 30105), (8028, 27630), (8289, 26760), (8920, 24867), (9210, 24084), (10035, 22104), (11052, 20070), (12042, 18420), (12280, 18063), (13380, 16578), (13815, 16056)]