278216640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2516

約数の個数: 224

約数和(自身を含む): 1057412160

約数和(自身を除く): 779195520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1728, 1755, 1872, 2080, 2160, 2340, 2477, 2496, 2808, 2880, 3120, 3510, 3744, 4160, 4320, 4680, 4954, 5616, 6240, 7020, 7431, 7488, 8640, 9360, 9908, 11232, 12385, 12480, 14040, 14862, 18720, 19816, 22293, 22464, 24770, 28080, 29724, 32201, 37155, 37440, 39632, 44586, 49540, 56160, 59448, 64402, 66879, 74310, 79264, 89172, 96603, 99080, 111465, 112320, 118896, 128804, 133758, 148620, 158528, 161005, 178344, 193206, 198160, 222930, 237792, 257608, 267516, 289809, 297240, 322010, 334395, 356688, 386412, 396320, 445860, 475584, 483015, 515216, 535032, 579618, 594480, 644020, 668790, 713376, 772824, 792640, 869427, 891720, 966030, 1030432, 1070064, 1159236, 1188960, 1288040, 1337580, 1426752, 1449045, 1545648, 1738854, 1783440, 1932060, 2060864, 2140128, 2318472, 2377920, 2576080, 2675160, 2898090, 3091296, 3477708, 3566880, 3864120, 4280256, 4347135, 4636944, 5152160, 5350320, 5796180, 6182592, 6955416, 7133760, 7728240, 8694270, 9273888, 10304320, 10700640, 11592360, 13910832, 15456480, 17388540, 18547776, 21401280, 23184720, 27821664, 30912960, 34777080, 46369440, 55643328, 69554160, 92738880, 139108320, 278216640]

約数ペア:

[(1, 278216640), (2, 139108320), (3, 92738880), (4, 69554160), (5, 55643328), (6, 46369440), (8, 34777080), (9, 30912960), (10, 27821664), (12, 23184720), (13, 21401280), (15, 18547776), (16, 17388540), (18, 15456480), (20, 13910832), (24, 11592360), (26, 10700640), (27, 10304320), (30, 9273888), (32, 8694270), (36, 7728240), (39, 7133760), (40, 6955416), (45, 6182592), (48, 5796180), (52, 5350320), (54, 5152160), (60, 4636944), (64, 4347135), (65, 4280256), (72, 3864120), (78, 3566880), (80, 3477708), (90, 3091296), (96, 2898090), (104, 2675160), (108, 2576080), (117, 2377920), (120, 2318472), (130, 2140128), (135, 2060864), (144, 1932060), (156, 1783440), (160, 1738854), (180, 1545648), (192, 1449045), (195, 1426752), (208, 1337580), (216, 1288040), (234, 1188960), (240, 1159236), (260, 1070064), (270, 1030432), (288, 966030), (312, 891720), (320, 869427), (351, 792640), (360, 772824), (390, 713376), (416, 668790), (432, 644020), (468, 594480), (480, 579618), (520, 535032), (540, 515216), (576, 483015), (585, 475584), (624, 445860), (702, 396320), (720, 386412), (780, 356688), (832, 334395), (864, 322010), (936, 297240), (960, 289809), (1040, 267516), (1080, 257608), (1170, 237792), (1248, 222930), (1404, 198160), (1440, 193206), (1560, 178344), (1728, 161005), (1755, 158528), (1872, 148620), (2080, 133758), (2160, 128804), (2340, 118896), (2477, 112320), (2496, 111465), (2808, 99080), (2880, 96603), (3120, 89172), (3510, 79264), (3744, 74310), (4160, 66879), (4320, 64402), (4680, 59448), (4954, 56160), (5616, 49540), (6240, 44586), (7020, 39632), (7431, 37440), (7488, 37155), (8640, 32201), (9360, 29724), (9908, 28080), (11232, 24770), (12385, 22464), (12480, 22293), (14040, 19816), (14862, 18720)]