80177240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 215550720

約数和(自身を除く): 135373480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 107, 110, 130, 131, 143, 214, 220, 260, 262, 286, 428, 440, 520, 524, 535, 572, 655, 715, 856, 1048, 1070, 1144, 1177, 1310, 1391, 1430, 1441, 1703, 2140, 2354, 2620, 2782, 2860, 2882, 3406, 4280, 4708, 5240, 5564, 5720, 5764, 5885, 6812, 6955, 7205, 8515, 9416, 11128, 11528, 11770, 13624, 13910, 14017, 14410, 15301, 17030, 18733, 23540, 27820, 28034, 28820, 30602, 34060, 37466, 47080, 55640, 56068, 57640, 61204, 68120, 70085, 74932, 76505, 93665, 112136, 122408, 140170, 149864, 153010, 154187, 182221, 187330, 280340, 306020, 308374, 364442, 374660, 560680, 612040, 616748, 728884, 749320, 770935, 911105, 1233496, 1457768, 1541870, 1822210, 2004431, 3083740, 3644420, 4008862, 6167480, 7288840, 8017724, 10022155, 16035448, 20044310, 40088620, 80177240]

約数ペア:

[(1, 80177240), (2, 40088620), (4, 20044310), (5, 16035448), (8, 10022155), (10, 8017724), (11, 7288840), (13, 6167480), (20, 4008862), (22, 3644420), (26, 3083740), (40, 2004431), (44, 1822210), (52, 1541870), (55, 1457768), (65, 1233496), (88, 911105), (104, 770935), (107, 749320), (110, 728884), (130, 616748), (131, 612040), (143, 560680), (214, 374660), (220, 364442), (260, 308374), (262, 306020), (286, 280340), (428, 187330), (440, 182221), (520, 154187), (524, 153010), (535, 149864), (572, 140170), (655, 122408), (715, 112136), (856, 93665), (1048, 76505), (1070, 74932), (1144, 70085), (1177, 68120), (1310, 61204), (1391, 57640), (1430, 56068), (1441, 55640), (1703, 47080), (2140, 37466), (2354, 34060), (2620, 30602), (2782, 28820), (2860, 28034), (2882, 27820), (3406, 23540), (4280, 18733), (4708, 17030), (5240, 15301), (5564, 14410), (5720, 14017), (5764, 13910), (5885, 13624), (6812, 11770), (6955, 11528), (7205, 11128), (8515, 9416)]