31307700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 91799680

約数和(自身を除く): 60491980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 150, 158, 237, 300, 316, 395, 474, 790, 948, 1185, 1321, 1580, 1975, 2370, 2642, 3950, 3963, 4740, 5284, 5925, 6605, 7900, 7926, 11850, 13210, 15852, 19815, 23700, 26420, 33025, 39630, 66050, 79260, 99075, 104359, 132100, 198150, 208718, 313077, 396300, 417436, 521795, 626154, 1043590, 1252308, 1565385, 2087180, 2608975, 3130770, 5217950, 6261540, 7826925, 10435900, 15653850, 31307700]

約数ペア:

[(1, 31307700), (2, 15653850), (3, 10435900), (4, 7826925), (5, 6261540), (6, 5217950), (10, 3130770), (12, 2608975), (15, 2087180), (20, 1565385), (25, 1252308), (30, 1043590), (50, 626154), (60, 521795), (75, 417436), (79, 396300), (100, 313077), (150, 208718), (158, 198150), (237, 132100), (300, 104359), (316, 99075), (395, 79260), (474, 66050), (790, 39630), (948, 33025), (1185, 26420), (1321, 23700), (1580, 19815), (1975, 15852), (2370, 13210), (2642, 11850), (3950, 7926), (3963, 7900), (4740, 6605), (5284, 5925)]