163977320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 404766720

約数和(自身を除く): 240789400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 169, 191, 254, 260, 338, 382, 508, 520, 635, 676, 764, 845, 955, 1016, 1270, 1352, 1528, 1651, 1690, 1910, 2483, 2540, 3302, 3380, 3820, 4966, 5080, 6604, 6760, 7640, 8255, 9932, 12415, 13208, 16510, 19864, 21463, 24257, 24830, 32279, 33020, 42926, 48514, 49660, 64558, 66040, 85852, 97028, 99320, 107315, 121285, 129116, 161395, 171704, 194056, 214630, 242570, 258232, 315341, 322790, 429260, 485140, 630682, 645580, 858520, 970280, 1261364, 1291160, 1576705, 2522728, 3153410, 4099433, 6306820, 8198866, 12613640, 16397732, 20497165, 32795464, 40994330, 81988660, 163977320]

約数ペア:

[(1, 163977320), (2, 81988660), (4, 40994330), (5, 32795464), (8, 20497165), (10, 16397732), (13, 12613640), (20, 8198866), (26, 6306820), (40, 4099433), (52, 3153410), (65, 2522728), (104, 1576705), (127, 1291160), (130, 1261364), (169, 970280), (191, 858520), (254, 645580), (260, 630682), (338, 485140), (382, 429260), (508, 322790), (520, 315341), (635, 258232), (676, 242570), (764, 214630), (845, 194056), (955, 171704), (1016, 161395), (1270, 129116), (1352, 121285), (1528, 107315), (1651, 99320), (1690, 97028), (1910, 85852), (2483, 66040), (2540, 64558), (3302, 49660), (3380, 48514), (3820, 42926), (4966, 33020), (5080, 32279), (6604, 24830), (6760, 24257), (7640, 21463), (8255, 19864), (9932, 16510), (12415, 13208)]