161143320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1949}}^1$

素因数の和:2029

約数の個数: 128

約数和(自身を含む): 530712000

約数和(自身を除く): 369568680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 390, 424, 520, 530, 636, 689, 780, 795, 1060, 1272, 1378, 1560, 1590, 1949, 2067, 2120, 2756, 3180, 3445, 3898, 4134, 5512, 5847, 6360, 6890, 7796, 8268, 9745, 10335, 11694, 13780, 15592, 16536, 19490, 20670, 23388, 25337, 27560, 29235, 38980, 41340, 46776, 50674, 58470, 76011, 77960, 82680, 101348, 103297, 116940, 126685, 152022, 202696, 206594, 233880, 253370, 304044, 309891, 380055, 413188, 506740, 516485, 608088, 619782, 760110, 826376, 1013480, 1032970, 1239564, 1342861, 1520220, 1549455, 2065940, 2479128, 2685722, 3040440, 3098910, 4028583, 4131880, 5371444, 6197820, 6714305, 8057166, 10742888, 12395640, 13428610, 16114332, 20142915, 26857220, 32228664, 40285830, 53714440, 80571660, 161143320]

約数ペア:

[(1, 161143320), (2, 80571660), (3, 53714440), (4, 40285830), (5, 32228664), (6, 26857220), (8, 20142915), (10, 16114332), (12, 13428610), (13, 12395640), (15, 10742888), (20, 8057166), (24, 6714305), (26, 6197820), (30, 5371444), (39, 4131880), (40, 4028583), (52, 3098910), (53, 3040440), (60, 2685722), (65, 2479128), (78, 2065940), (104, 1549455), (106, 1520220), (120, 1342861), (130, 1239564), (156, 1032970), (159, 1013480), (195, 826376), (212, 760110), (260, 619782), (265, 608088), (312, 516485), (318, 506740), (390, 413188), (424, 380055), (520, 309891), (530, 304044), (636, 253370), (689, 233880), (780, 206594), (795, 202696), (1060, 152022), (1272, 126685), (1378, 116940), (1560, 103297), (1590, 101348), (1949, 82680), (2067, 77960), (2120, 76011), (2756, 58470), (3180, 50674), (3445, 46776), (3898, 41340), (4134, 38980), (5512, 29235), (5847, 27560), (6360, 25337), (6890, 23388), (7796, 20670), (8268, 19490), (9745, 16536), (10335, 15592), (11694, 13780)]