16090920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:384

約数の個数: 128

約数和(自身を含む): 54950400

約数和(自身を除く): 38859480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 317, 360, 376, 423, 470, 540, 564, 634, 705, 846, 940, 951, 1080, 1128, 1268, 1269, 1410, 1585, 1692, 1880, 1902, 2115, 2536, 2538, 2820, 2853, 3170, 3384, 3804, 4230, 4755, 5076, 5640, 5706, 6340, 6345, 7608, 8460, 8559, 9510, 10152, 11412, 12680, 12690, 14265, 14899, 16920, 17118, 19020, 22824, 25380, 28530, 29798, 34236, 38040, 42795, 44697, 50760, 57060, 59596, 68472, 74495, 85590, 89394, 114120, 119192, 134091, 148990, 171180, 178788, 223485, 268182, 297980, 342360, 357576, 402273, 446970, 536364, 595960, 670455, 804546, 893940, 1072728, 1340910, 1609092, 1787880, 2011365, 2681820, 3218184, 4022730, 5363640, 8045460, 16090920]

約数ペア:

[(1, 16090920), (2, 8045460), (3, 5363640), (4, 4022730), (5, 3218184), (6, 2681820), (8, 2011365), (9, 1787880), (10, 1609092), (12, 1340910), (15, 1072728), (18, 893940), (20, 804546), (24, 670455), (27, 595960), (30, 536364), (36, 446970), (40, 402273), (45, 357576), (47, 342360), (54, 297980), (60, 268182), (72, 223485), (90, 178788), (94, 171180), (108, 148990), (120, 134091), (135, 119192), (141, 114120), (180, 89394), (188, 85590), (216, 74495), (235, 68472), (270, 59596), (282, 57060), (317, 50760), (360, 44697), (376, 42795), (423, 38040), (470, 34236), (540, 29798), (564, 28530), (634, 25380), (705, 22824), (846, 19020), (940, 17118), (951, 16920), (1080, 14899), (1128, 14265), (1268, 12690), (1269, 12680), (1410, 11412), (1585, 10152), (1692, 9510), (1880, 8559), (1902, 8460), (2115, 7608), (2536, 6345), (2538, 6340), (2820, 5706), (2853, 5640), (3170, 5076), (3384, 4755), (3804, 4230)]