172963920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{720683}}^1$

素因数の和:720699

約数の個数: 40

約数和(自身を含む): 536188896

約数和(自身を除く): 363224976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 720683, 1441366, 2162049, 2882732, 3603415, 4324098, 5765464, 7206830, 8648196, 10810245, 11530928, 14413660, 17296392, 21620490, 28827320, 34592784, 43240980, 57654640, 86481960, 172963920]

約数ペア:

[(1, 172963920), (2, 86481960), (3, 57654640), (4, 43240980), (5, 34592784), (6, 28827320), (8, 21620490), (10, 17296392), (12, 14413660), (15, 11530928), (16, 10810245), (20, 8648196), (24, 7206830), (30, 5765464), (40, 4324098), (48, 3603415), (60, 2882732), (80, 2162049), (120, 1441366), (240, 720683)]