155211540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21379}}^1$

素因数の和:21413

約数の個数: 72

約数和(自身を含む): 477714720

約数和(自身を除く): 322503180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 21379, 42758, 64137, 85516, 106895, 128274, 213790, 235169, 256548, 320685, 427580, 470338, 641370, 705507, 940676, 1175845, 1282740, 1411014, 2351690, 2586859, 2822028, 3527535, 4703380, 5173718, 7055070, 7760577, 10347436, 12934295, 14110140, 15521154, 25868590, 31042308, 38802885, 51737180, 77605770, 155211540]

約数ペア:

[(1, 155211540), (2, 77605770), (3, 51737180), (4, 38802885), (5, 31042308), (6, 25868590), (10, 15521154), (11, 14110140), (12, 12934295), (15, 10347436), (20, 7760577), (22, 7055070), (30, 5173718), (33, 4703380), (44, 3527535), (55, 2822028), (60, 2586859), (66, 2351690), (110, 1411014), (121, 1282740), (132, 1175845), (165, 940676), (220, 705507), (242, 641370), (330, 470338), (363, 427580), (484, 320685), (605, 256548), (660, 235169), (726, 213790), (1210, 128274), (1452, 106895), (1815, 85516), (2420, 64137), (3630, 42758), (7260, 21379)]