9154980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 28022904

約数和(自身を除く): 18867924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 281, 362, 543, 562, 724, 843, 905, 1086, 1124, 1405, 1629, 1686, 1810, 2172, 2529, 2715, 2810, 3258, 3372, 3620, 4215, 5058, 5430, 5620, 6516, 8145, 8430, 10116, 10860, 12645, 16290, 16860, 25290, 32580, 50580, 50861, 101722, 152583, 203444, 254305, 305166, 457749, 508610, 610332, 762915, 915498, 1017220, 1525830, 1830996, 2288745, 3051660, 4577490, 9154980]

約数ペア:

[(1, 9154980), (2, 4577490), (3, 3051660), (4, 2288745), (5, 1830996), (6, 1525830), (9, 1017220), (10, 915498), (12, 762915), (15, 610332), (18, 508610), (20, 457749), (30, 305166), (36, 254305), (45, 203444), (60, 152583), (90, 101722), (180, 50861), (181, 50580), (281, 32580), (362, 25290), (543, 16860), (562, 16290), (724, 12645), (843, 10860), (905, 10116), (1086, 8430), (1124, 8145), (1405, 6516), (1629, 5620), (1686, 5430), (1810, 5058), (2172, 4215), (2529, 3620), (2715, 3372), (2810, 3258)]