31251240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1847}}^1$

素因数の和:1911

約数の個数: 96

約数和(自身を含む): 103783680

約数和(自身を除く): 72532440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1847, 1880, 2115, 2820, 3384, 3694, 4230, 5541, 5640, 7388, 8460, 9235, 11082, 14776, 16623, 16920, 18470, 22164, 27705, 33246, 36940, 44328, 55410, 66492, 73880, 83115, 86809, 110820, 132984, 166230, 173618, 221640, 260427, 332460, 347236, 434045, 520854, 664920, 694472, 781281, 868090, 1041708, 1302135, 1562562, 1736180, 2083416, 2604270, 3125124, 3472360, 3906405, 5208540, 6250248, 7812810, 10417080, 15625620, 31251240]

約数ペア:

[(1, 31251240), (2, 15625620), (3, 10417080), (4, 7812810), (5, 6250248), (6, 5208540), (8, 3906405), (9, 3472360), (10, 3125124), (12, 2604270), (15, 2083416), (18, 1736180), (20, 1562562), (24, 1302135), (30, 1041708), (36, 868090), (40, 781281), (45, 694472), (47, 664920), (60, 520854), (72, 434045), (90, 347236), (94, 332460), (120, 260427), (141, 221640), (180, 173618), (188, 166230), (235, 132984), (282, 110820), (360, 86809), (376, 83115), (423, 73880), (470, 66492), (564, 55410), (705, 44328), (846, 36940), (940, 33246), (1128, 27705), (1410, 22164), (1692, 18470), (1847, 16920), (1880, 16623), (2115, 14776), (2820, 11082), (3384, 9235), (3694, 8460), (4230, 7388), (5541, 5640)]