247955760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 240

約数和(自身を含む): 914004000

約数和(自身を除く): 666048240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 59, 60, 65, 72, 78, 80, 90, 104, 117, 118, 120, 130, 144, 156, 177, 180, 195, 208, 234, 236, 240, 260, 295, 312, 354, 360, 390, 449, 468, 472, 520, 531, 585, 590, 624, 708, 720, 767, 780, 885, 898, 936, 944, 1040, 1062, 1170, 1180, 1347, 1416, 1534, 1560, 1770, 1796, 1872, 2124, 2245, 2301, 2340, 2360, 2655, 2694, 2832, 3068, 3120, 3540, 3592, 3835, 4041, 4248, 4490, 4602, 4680, 4720, 5310, 5388, 5837, 6136, 6735, 6903, 7080, 7184, 7670, 8082, 8496, 8980, 9204, 9360, 10620, 10776, 11505, 11674, 12272, 13470, 13806, 14160, 15340, 16164, 17511, 17960, 18408, 20205, 21240, 21552, 23010, 23348, 26491, 26940, 27612, 29185, 30680, 32328, 34515, 35022, 35920, 36816, 40410, 42480, 46020, 46696, 52533, 52982, 53880, 55224, 58370, 61360, 64656, 69030, 70044, 79473, 80820, 87555, 92040, 93392, 105066, 105964, 107760, 110448, 116740, 132455, 138060, 140088, 158946, 161640, 175110, 184080, 210132, 211928, 233480, 238419, 262665, 264910, 276120, 280176, 317892, 323280, 344383, 350220, 397365, 420264, 423856, 466960, 476838, 525330, 529820, 552240, 635784, 688766, 700440, 794730, 840528, 953676, 1033149, 1050660, 1059640, 1192095, 1271568, 1377532, 1400880, 1589460, 1721915, 1907352, 2066298, 2101320, 2119280, 2384190, 2755064, 3099447, 3178920, 3443830, 3814704, 4132596, 4202640, 4768380, 5165745, 5510128, 6198894, 6357840, 6887660, 8265192, 9536760, 10331490, 12397788, 13775320, 15497235, 16530384, 19073520, 20662980, 24795576, 27550640, 30994470, 41325960, 49591152, 61988940, 82651920, 123977880, 247955760]

約数ペア:

[(1, 247955760), (2, 123977880), (3, 82651920), (4, 61988940), (5, 49591152), (6, 41325960), (8, 30994470), (9, 27550640), (10, 24795576), (12, 20662980), (13, 19073520), (15, 16530384), (16, 15497235), (18, 13775320), (20, 12397788), (24, 10331490), (26, 9536760), (30, 8265192), (36, 6887660), (39, 6357840), (40, 6198894), (45, 5510128), (48, 5165745), (52, 4768380), (59, 4202640), (60, 4132596), (65, 3814704), (72, 3443830), (78, 3178920), (80, 3099447), (90, 2755064), (104, 2384190), (117, 2119280), (118, 2101320), (120, 2066298), (130, 1907352), (144, 1721915), (156, 1589460), (177, 1400880), (180, 1377532), (195, 1271568), (208, 1192095), (234, 1059640), (236, 1050660), (240, 1033149), (260, 953676), (295, 840528), (312, 794730), (354, 700440), (360, 688766), (390, 635784), (449, 552240), (468, 529820), (472, 525330), (520, 476838), (531, 466960), (585, 423856), (590, 420264), (624, 397365), (708, 350220), (720, 344383), (767, 323280), (780, 317892), (885, 280176), (898, 276120), (936, 264910), (944, 262665), (1040, 238419), (1062, 233480), (1170, 211928), (1180, 210132), (1347, 184080), (1416, 175110), (1534, 161640), (1560, 158946), (1770, 140088), (1796, 138060), (1872, 132455), (2124, 116740), (2245, 110448), (2301, 107760), (2340, 105964), (2360, 105066), (2655, 93392), (2694, 92040), (2832, 87555), (3068, 80820), (3120, 79473), (3540, 70044), (3592, 69030), (3835, 64656), (4041, 61360), (4248, 58370), (4490, 55224), (4602, 53880), (4680, 52982), (4720, 52533), (5310, 46696), (5388, 46020), (5837, 42480), (6136, 40410), (6735, 36816), (6903, 35920), (7080, 35022), (7184, 34515), (7670, 32328), (8082, 30680), (8496, 29185), (8980, 27612), (9204, 26940), (9360, 26491), (10620, 23348), (10776, 23010), (11505, 21552), (11674, 21240), (12272, 20205), (13470, 18408), (13806, 17960), (14160, 17511), (15340, 16164)]