72131130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21661}}^1$

素因数の和:21711

約数の個数: 48

約数和(自身を含む): 192618504

約数和(自身を除く): 120487374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 21661, 43322, 64983, 108305, 129966, 194949, 216610, 324915, 389898, 649830, 801457, 974745, 1602914, 1949490, 2404371, 4007285, 4808742, 7213113, 8014570, 12021855, 14426226, 24043710, 36065565, 72131130]

約数ペア:

[(1, 72131130), (2, 36065565), (3, 24043710), (5, 14426226), (6, 12021855), (9, 8014570), (10, 7213113), (15, 4808742), (18, 4007285), (30, 2404371), (37, 1949490), (45, 1602914), (74, 974745), (90, 801457), (111, 649830), (185, 389898), (222, 324915), (333, 216610), (370, 194949), (555, 129966), (666, 108305), (1110, 64983), (1665, 43322), (3330, 21661)]