249854080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1366

約数の個数: 128

約数和(自身を含む): 699050880

約数和(自身を除く): 449196800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 640, 688, 860, 896, 1120, 1204, 1297, 1376, 1505, 1720, 2240, 2408, 2594, 2752, 3010, 3440, 4480, 4816, 5188, 5504, 6020, 6485, 6880, 9079, 9632, 10376, 12040, 12970, 13760, 18158, 19264, 20752, 24080, 25940, 27520, 36316, 38528, 41504, 45395, 48160, 51880, 55771, 72632, 83008, 90790, 96320, 103760, 111542, 145264, 166016, 181580, 192640, 207520, 223084, 278855, 290528, 363160, 390397, 415040, 446168, 557710, 581056, 726320, 780794, 830080, 892336, 1115420, 1162112, 1452640, 1561588, 1784672, 1951985, 2230840, 2905280, 3123176, 3569344, 3903970, 4461680, 5810560, 6246352, 7138688, 7807940, 8923360, 12492704, 15615880, 17846720, 24985408, 31231760, 35693440, 49970816, 62463520, 124927040, 249854080]

約数ペア:

[(1, 249854080), (2, 124927040), (4, 62463520), (5, 49970816), (7, 35693440), (8, 31231760), (10, 24985408), (14, 17846720), (16, 15615880), (20, 12492704), (28, 8923360), (32, 7807940), (35, 7138688), (40, 6246352), (43, 5810560), (56, 4461680), (64, 3903970), (70, 3569344), (80, 3123176), (86, 2905280), (112, 2230840), (128, 1951985), (140, 1784672), (160, 1561588), (172, 1452640), (215, 1162112), (224, 1115420), (280, 892336), (301, 830080), (320, 780794), (344, 726320), (430, 581056), (448, 557710), (560, 446168), (602, 415040), (640, 390397), (688, 363160), (860, 290528), (896, 278855), (1120, 223084), (1204, 207520), (1297, 192640), (1376, 181580), (1505, 166016), (1720, 145264), (2240, 111542), (2408, 103760), (2594, 96320), (2752, 90790), (3010, 83008), (3440, 72632), (4480, 55771), (4816, 51880), (5188, 48160), (5504, 45395), (6020, 41504), (6485, 38528), (6880, 36316), (9079, 27520), (9632, 25940), (10376, 24080), (12040, 20752), (12970, 19264), (13760, 18158)]