310950770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 660623040

約数和(自身を除く): 349672270

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 131, 155, 190, 247, 262, 310, 403, 494, 589, 655, 806, 961, 1178, 1235, 1310, 1703, 1922, 2015, 2470, 2489, 2945, 3406, 4030, 4061, 4805, 4978, 5890, 7657, 8122, 8515, 9610, 12445, 12493, 15314, 17030, 18259, 20305, 24890, 24986, 32357, 36518, 38285, 40610, 52793, 62465, 64714, 76570, 77159, 91295, 105586, 124930, 125891, 154318, 161785, 182590, 237367, 251782, 263965, 323570, 385795, 474734, 527930, 629455, 771590, 1003067, 1186835, 1258910, 1636583, 2006134, 2373670, 2391929, 3273166, 4783858, 5015335, 8182915, 10030670, 11959645, 16365830, 23919290, 31095077, 62190154, 155475385, 310950770]

約数ペア:

[(1, 310950770), (2, 155475385), (5, 62190154), (10, 31095077), (13, 23919290), (19, 16365830), (26, 11959645), (31, 10030670), (38, 8182915), (62, 5015335), (65, 4783858), (95, 3273166), (130, 2391929), (131, 2373670), (155, 2006134), (190, 1636583), (247, 1258910), (262, 1186835), (310, 1003067), (403, 771590), (494, 629455), (589, 527930), (655, 474734), (806, 385795), (961, 323570), (1178, 263965), (1235, 251782), (1310, 237367), (1703, 182590), (1922, 161785), (2015, 154318), (2470, 125891), (2489, 124930), (2945, 105586), (3406, 91295), (4030, 77159), (4061, 76570), (4805, 64714), (4978, 62465), (5890, 52793), (7657, 40610), (8122, 38285), (8515, 36518), (9610, 32357), (12445, 24986), (12493, 24890), (15314, 20305), (17030, 18259)]