308857440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{643453}}^1$

素因数の和:643471

約数の個数: 48

約数和(自身を含む): 972902448

約数和(自身を除く): 664045008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 643453, 1286906, 1930359, 2573812, 3217265, 3860718, 5147624, 6434530, 7721436, 9651795, 10295248, 12869060, 15442872, 19303590, 20590496, 25738120, 30885744, 38607180, 51476240, 61771488, 77214360, 102952480, 154428720, 308857440]

約数ペア:

[(1, 308857440), (2, 154428720), (3, 102952480), (4, 77214360), (5, 61771488), (6, 51476240), (8, 38607180), (10, 30885744), (12, 25738120), (15, 20590496), (16, 19303590), (20, 15442872), (24, 12869060), (30, 10295248), (32, 9651795), (40, 7721436), (48, 6434530), (60, 5147624), (80, 3860718), (96, 3217265), (120, 2573812), (160, 1930359), (240, 1286906), (480, 643453)]