1291830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 3315600

約数和(自身を除く): 2023770

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 149, 170, 255, 289, 298, 447, 510, 578, 745, 867, 894, 1445, 1490, 1734, 2235, 2533, 2890, 4335, 4470, 5066, 7599, 8670, 12665, 15198, 25330, 37995, 43061, 75990, 86122, 129183, 215305, 258366, 430610, 645915, 1291830]

約数ペア:

[(1, 1291830), (2, 645915), (3, 430610), (5, 258366), (6, 215305), (10, 129183), (15, 86122), (17, 75990), (30, 43061), (34, 37995), (51, 25330), (85, 15198), (102, 12665), (149, 8670), (170, 7599), (255, 5066), (289, 4470), (298, 4335), (447, 2890), (510, 2533), (578, 2235), (745, 1734), (867, 1490), (894, 1445)]