280646880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 946245888

約数和(自身を除く): 665599008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 163, 170, 204, 211, 240, 255, 272, 326, 340, 408, 422, 480, 489, 510, 544, 633, 652, 680, 815, 816, 844, 978, 1020, 1055, 1266, 1304, 1360, 1630, 1632, 1688, 1956, 2040, 2110, 2445, 2532, 2608, 2720, 2771, 3165, 3260, 3376, 3587, 3912, 4080, 4220, 4890, 5064, 5216, 5542, 6330, 6520, 6752, 7174, 7824, 8160, 8313, 8440, 9780, 10128, 10761, 11084, 12660, 13040, 13855, 14348, 15648, 16626, 16880, 17935, 19560, 20256, 21522, 22168, 25320, 26080, 27710, 28696, 33252, 33760, 34393, 35870, 39120, 41565, 43044, 44336, 50640, 53805, 55420, 57392, 66504, 68786, 71740, 78240, 83130, 86088, 88672, 101280, 103179, 107610, 110840, 114784, 133008, 137572, 143480, 166260, 171965, 172176, 206358, 215220, 221680, 266016, 275144, 286960, 332520, 343930, 344352, 412716, 430440, 443360, 515895, 550288, 573920, 584681, 665040, 687860, 825432, 860880, 1031790, 1100576, 1169362, 1330080, 1375720, 1650864, 1721760, 1754043, 2063580, 2338724, 2751440, 2923405, 3301728, 3508086, 4127160, 4677448, 5502880, 5846810, 7016172, 8254320, 8770215, 9354896, 11693620, 14032344, 16508640, 17540430, 18709792, 23387240, 28064688, 35080860, 46774480, 56129376, 70161720, 93548960, 140323440, 280646880]

約数ペア:

[(1, 280646880), (2, 140323440), (3, 93548960), (4, 70161720), (5, 56129376), (6, 46774480), (8, 35080860), (10, 28064688), (12, 23387240), (15, 18709792), (16, 17540430), (17, 16508640), (20, 14032344), (24, 11693620), (30, 9354896), (32, 8770215), (34, 8254320), (40, 7016172), (48, 5846810), (51, 5502880), (60, 4677448), (68, 4127160), (80, 3508086), (85, 3301728), (96, 2923405), (102, 2751440), (120, 2338724), (136, 2063580), (160, 1754043), (163, 1721760), (170, 1650864), (204, 1375720), (211, 1330080), (240, 1169362), (255, 1100576), (272, 1031790), (326, 860880), (340, 825432), (408, 687860), (422, 665040), (480, 584681), (489, 573920), (510, 550288), (544, 515895), (633, 443360), (652, 430440), (680, 412716), (815, 344352), (816, 343930), (844, 332520), (978, 286960), (1020, 275144), (1055, 266016), (1266, 221680), (1304, 215220), (1360, 206358), (1630, 172176), (1632, 171965), (1688, 166260), (1956, 143480), (2040, 137572), (2110, 133008), (2445, 114784), (2532, 110840), (2608, 107610), (2720, 103179), (2771, 101280), (3165, 88672), (3260, 86088), (3376, 83130), (3587, 78240), (3912, 71740), (4080, 68786), (4220, 66504), (4890, 57392), (5064, 55420), (5216, 53805), (5542, 50640), (6330, 44336), (6520, 43044), (6752, 41565), (7174, 39120), (7824, 35870), (8160, 34393), (8313, 33760), (8440, 33252), (9780, 28696), (10128, 27710), (10761, 26080), (11084, 25320), (12660, 22168), (13040, 21522), (13855, 20256), (14348, 19560), (15648, 17935), (16626, 16880)]