155695440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{648731}}^1$

素因数の和:648747

約数の個数: 40

約数和(自身を含む): 482656608

約数和(自身を除く): 326961168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 648731, 1297462, 1946193, 2594924, 3243655, 3892386, 5189848, 6487310, 7784772, 9730965, 10379696, 12974620, 15569544, 19461930, 25949240, 31139088, 38923860, 51898480, 77847720, 155695440]

約数ペア:

[(1, 155695440), (2, 77847720), (3, 51898480), (4, 38923860), (5, 31139088), (6, 25949240), (8, 19461930), (10, 15569544), (12, 12974620), (15, 10379696), (16, 9730965), (20, 7784772), (24, 6487310), (30, 5189848), (40, 3892386), (48, 3243655), (60, 2594924), (80, 1946193), (120, 1297462), (240, 648731)]