249245360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 746889696

約数和(自身を除く): 497644336

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 67, 70, 73, 80, 91, 98, 104, 112, 130, 134, 140, 146, 182, 196, 208, 245, 260, 268, 280, 292, 335, 364, 365, 392, 455, 469, 490, 511, 520, 536, 560, 584, 637, 670, 728, 730, 784, 871, 910, 938, 949, 980, 1022, 1040, 1072, 1168, 1274, 1340, 1456, 1460, 1742, 1820, 1876, 1898, 1960, 2044, 2345, 2548, 2555, 2680, 2920, 3185, 3283, 3484, 3577, 3640, 3752, 3796, 3920, 4088, 4355, 4690, 4745, 4891, 5096, 5110, 5360, 5840, 6097, 6370, 6566, 6643, 6968, 7154, 7280, 7504, 7592, 8176, 8710, 9380, 9490, 9782, 10192, 10220, 12194, 12740, 13132, 13286, 13936, 14308, 15184, 16415, 17420, 17885, 18760, 18980, 19564, 20440, 24388, 24455, 25480, 26264, 26572, 28616, 30485, 32830, 33215, 34237, 34840, 35770, 37520, 37960, 39128, 40880, 42679, 46501, 48776, 48910, 50960, 52528, 53144, 57232, 60970, 63583, 65660, 66430, 68474, 69680, 71540, 75920, 78256, 85358, 93002, 97552, 97820, 106288, 121940, 127166, 131320, 132860, 136948, 143080, 170716, 171185, 186004, 195640, 213395, 232505, 239659, 243880, 254332, 262640, 265720, 273896, 286160, 317915, 341432, 342370, 372008, 391280, 426790, 445081, 465010, 479318, 487760, 508664, 531440, 547792, 635830, 682864, 684740, 744016, 853580, 890162, 930020, 958636, 1017328, 1198295, 1271660, 1369480, 1707160, 1780324, 1860040, 1917272, 2225405, 2396590, 2543320, 2738960, 3115567, 3414320, 3560648, 3720080, 3834544, 4450810, 4793180, 5086640, 6231134, 7121296, 8901620, 9586360, 12462268, 15577835, 17803240, 19172720, 24924536, 31155670, 35606480, 49849072, 62311340, 124622680, 249245360]

約数ペア:

[(1, 249245360), (2, 124622680), (4, 62311340), (5, 49849072), (7, 35606480), (8, 31155670), (10, 24924536), (13, 19172720), (14, 17803240), (16, 15577835), (20, 12462268), (26, 9586360), (28, 8901620), (35, 7121296), (40, 6231134), (49, 5086640), (52, 4793180), (56, 4450810), (65, 3834544), (67, 3720080), (70, 3560648), (73, 3414320), (80, 3115567), (91, 2738960), (98, 2543320), (104, 2396590), (112, 2225405), (130, 1917272), (134, 1860040), (140, 1780324), (146, 1707160), (182, 1369480), (196, 1271660), (208, 1198295), (245, 1017328), (260, 958636), (268, 930020), (280, 890162), (292, 853580), (335, 744016), (364, 684740), (365, 682864), (392, 635830), (455, 547792), (469, 531440), (490, 508664), (511, 487760), (520, 479318), (536, 465010), (560, 445081), (584, 426790), (637, 391280), (670, 372008), (728, 342370), (730, 341432), (784, 317915), (871, 286160), (910, 273896), (938, 265720), (949, 262640), (980, 254332), (1022, 243880), (1040, 239659), (1072, 232505), (1168, 213395), (1274, 195640), (1340, 186004), (1456, 171185), (1460, 170716), (1742, 143080), (1820, 136948), (1876, 132860), (1898, 131320), (1960, 127166), (2044, 121940), (2345, 106288), (2548, 97820), (2555, 97552), (2680, 93002), (2920, 85358), (3185, 78256), (3283, 75920), (3484, 71540), (3577, 69680), (3640, 68474), (3752, 66430), (3796, 65660), (3920, 63583), (4088, 60970), (4355, 57232), (4690, 53144), (4745, 52528), (4891, 50960), (5096, 48910), (5110, 48776), (5360, 46501), (5840, 42679), (6097, 40880), (6370, 39128), (6566, 37960), (6643, 37520), (6968, 35770), (7154, 34840), (7280, 34237), (7504, 33215), (7592, 32830), (8176, 30485), (8710, 28616), (9380, 26572), (9490, 26264), (9782, 25480), (10192, 24455), (10220, 24388), (12194, 20440), (12740, 19564), (13132, 18980), (13286, 18760), (13936, 17885), (14308, 17420), (15184, 16415)]