255067320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1417

約数の個数: 128

約数和(自身を含む): 819201600

約数和(自身を除く): 564134280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 340, 388, 408, 485, 510, 582, 680, 776, 970, 1020, 1164, 1289, 1455, 1649, 1940, 2040, 2328, 2578, 2910, 3298, 3867, 3880, 4947, 5156, 5820, 6445, 6596, 7734, 8245, 9894, 10312, 11640, 12890, 13192, 15468, 16490, 19335, 19788, 21913, 24735, 25780, 30936, 32980, 38670, 39576, 43826, 49470, 51560, 65739, 65960, 77340, 87652, 98940, 109565, 125033, 131478, 154680, 175304, 197880, 219130, 250066, 262956, 328695, 375099, 438260, 500132, 525912, 625165, 657390, 750198, 876520, 1000264, 1250330, 1314780, 1500396, 1875495, 2125561, 2500660, 2629560, 3000792, 3750990, 4251122, 5001320, 6376683, 7501980, 8502244, 10627805, 12753366, 15003960, 17004488, 21255610, 25506732, 31883415, 42511220, 51013464, 63766830, 85022440, 127533660, 255067320]

約数ペア:

[(1, 255067320), (2, 127533660), (3, 85022440), (4, 63766830), (5, 51013464), (6, 42511220), (8, 31883415), (10, 25506732), (12, 21255610), (15, 17004488), (17, 15003960), (20, 12753366), (24, 10627805), (30, 8502244), (34, 7501980), (40, 6376683), (51, 5001320), (60, 4251122), (68, 3750990), (85, 3000792), (97, 2629560), (102, 2500660), (120, 2125561), (136, 1875495), (170, 1500396), (194, 1314780), (204, 1250330), (255, 1000264), (291, 876520), (340, 750198), (388, 657390), (408, 625165), (485, 525912), (510, 500132), (582, 438260), (680, 375099), (776, 328695), (970, 262956), (1020, 250066), (1164, 219130), (1289, 197880), (1455, 175304), (1649, 154680), (1940, 131478), (2040, 125033), (2328, 109565), (2578, 98940), (2910, 87652), (3298, 77340), (3867, 65960), (3880, 65739), (4947, 51560), (5156, 49470), (5820, 43826), (6445, 39576), (6596, 38670), (7734, 32980), (8245, 30936), (9894, 25780), (10312, 24735), (11640, 21913), (12890, 19788), (13192, 19335), (15468, 16490)]