13020280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 37296000

約数和(自身を除く): 24275720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 73, 91, 98, 104, 130, 140, 146, 182, 196, 245, 260, 280, 292, 343, 364, 365, 392, 455, 490, 511, 520, 584, 637, 686, 728, 730, 910, 949, 980, 1022, 1274, 1372, 1460, 1715, 1820, 1898, 1960, 2044, 2548, 2555, 2744, 2920, 3185, 3430, 3577, 3640, 3796, 4088, 4459, 4745, 5096, 5110, 6370, 6643, 6860, 7154, 7592, 8918, 9490, 10220, 12740, 13286, 13720, 14308, 17836, 17885, 18980, 20440, 22295, 25039, 25480, 26572, 28616, 33215, 35672, 35770, 37960, 44590, 46501, 50078, 53144, 66430, 71540, 89180, 93002, 100156, 125195, 132860, 143080, 178360, 186004, 200312, 232505, 250390, 265720, 325507, 372008, 465010, 500780, 651014, 930020, 1001560, 1302028, 1627535, 1860040, 2604056, 3255070, 6510140, 13020280]

約数ペア:

[(1, 13020280), (2, 6510140), (4, 3255070), (5, 2604056), (7, 1860040), (8, 1627535), (10, 1302028), (13, 1001560), (14, 930020), (20, 651014), (26, 500780), (28, 465010), (35, 372008), (40, 325507), (49, 265720), (52, 250390), (56, 232505), (65, 200312), (70, 186004), (73, 178360), (91, 143080), (98, 132860), (104, 125195), (130, 100156), (140, 93002), (146, 89180), (182, 71540), (196, 66430), (245, 53144), (260, 50078), (280, 46501), (292, 44590), (343, 37960), (364, 35770), (365, 35672), (392, 33215), (455, 28616), (490, 26572), (511, 25480), (520, 25039), (584, 22295), (637, 20440), (686, 18980), (728, 17885), (730, 17836), (910, 14308), (949, 13720), (980, 13286), (1022, 12740), (1274, 10220), (1372, 9490), (1460, 8918), (1715, 7592), (1820, 7154), (1898, 6860), (1960, 6643), (2044, 6370), (2548, 5110), (2555, 5096), (2744, 4745), (2920, 4459), (3185, 4088), (3430, 3796), (3577, 3640)]