205914400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 216

約数和(自身を含む): 571463424

約数和(自身を除く): 365549024

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 31, 32, 38, 40, 46, 50, 62, 76, 80, 92, 95, 100, 115, 124, 152, 155, 160, 184, 190, 200, 230, 248, 304, 310, 361, 368, 380, 400, 437, 460, 475, 496, 575, 589, 608, 620, 713, 722, 736, 760, 775, 800, 874, 920, 950, 992, 1150, 1178, 1240, 1426, 1444, 1520, 1550, 1748, 1805, 1840, 1900, 2185, 2300, 2356, 2480, 2852, 2888, 2945, 3040, 3100, 3496, 3565, 3610, 3680, 3800, 4370, 4600, 4712, 4960, 5704, 5776, 5890, 6200, 6992, 7130, 7220, 7600, 8303, 8740, 9025, 9200, 9424, 10925, 11191, 11408, 11552, 11780, 12400, 13547, 13984, 14260, 14440, 14725, 15200, 16606, 17480, 17825, 18050, 18400, 18848, 21850, 22382, 22816, 23560, 24800, 27094, 28520, 28880, 29450, 33212, 34960, 35650, 36100, 41515, 43700, 44764, 47120, 54188, 55955, 57040, 57760, 58900, 66424, 67735, 69920, 71300, 72200, 83030, 87400, 89528, 94240, 108376, 111910, 114080, 117800, 132848, 135470, 142600, 144400, 166060, 174800, 179056, 207575, 216752, 223820, 235600, 257393, 265696, 270940, 279775, 285200, 288800, 332120, 338675, 349600, 358112, 415150, 433504, 447640, 471200, 514786, 541880, 559550, 570400, 664240, 677350, 830300, 895280, 1029572, 1083760, 1119100, 1286965, 1328480, 1354700, 1660600, 1790560, 2059144, 2167520, 2238200, 2573930, 2709400, 3321200, 4118288, 4476400, 5147860, 5418800, 6434825, 6642400, 8236576, 8952800, 10295720, 10837600, 12869650, 20591440, 25739300, 41182880, 51478600, 102957200, 205914400]

約数ペア:

[(1, 205914400), (2, 102957200), (4, 51478600), (5, 41182880), (8, 25739300), (10, 20591440), (16, 12869650), (19, 10837600), (20, 10295720), (23, 8952800), (25, 8236576), (31, 6642400), (32, 6434825), (38, 5418800), (40, 5147860), (46, 4476400), (50, 4118288), (62, 3321200), (76, 2709400), (80, 2573930), (92, 2238200), (95, 2167520), (100, 2059144), (115, 1790560), (124, 1660600), (152, 1354700), (155, 1328480), (160, 1286965), (184, 1119100), (190, 1083760), (200, 1029572), (230, 895280), (248, 830300), (304, 677350), (310, 664240), (361, 570400), (368, 559550), (380, 541880), (400, 514786), (437, 471200), (460, 447640), (475, 433504), (496, 415150), (575, 358112), (589, 349600), (608, 338675), (620, 332120), (713, 288800), (722, 285200), (736, 279775), (760, 270940), (775, 265696), (800, 257393), (874, 235600), (920, 223820), (950, 216752), (992, 207575), (1150, 179056), (1178, 174800), (1240, 166060), (1426, 144400), (1444, 142600), (1520, 135470), (1550, 132848), (1748, 117800), (1805, 114080), (1840, 111910), (1900, 108376), (2185, 94240), (2300, 89528), (2356, 87400), (2480, 83030), (2852, 72200), (2888, 71300), (2945, 69920), (3040, 67735), (3100, 66424), (3496, 58900), (3565, 57760), (3610, 57040), (3680, 55955), (3800, 54188), (4370, 47120), (4600, 44764), (4712, 43700), (4960, 41515), (5704, 36100), (5776, 35650), (5890, 34960), (6200, 33212), (6992, 29450), (7130, 28880), (7220, 28520), (7600, 27094), (8303, 24800), (8740, 23560), (9025, 22816), (9200, 22382), (9424, 21850), (10925, 18848), (11191, 18400), (11408, 18050), (11552, 17825), (11780, 17480), (12400, 16606), (13547, 15200), (13984, 14725), (14260, 14440)]