313440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{653}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 988848

約数和(自身を除く): 675408

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, 653, 1306, 1959, 2612, 3265, 3918, 5224, 6530, 7836, 9795, 10448, 13060, 15672, 19590, 20896, 26120, 31344, 39180, 52240, 62688, 78360, 104480, 156720, 313440]

約数ペア:

[(1, 313440), (2, 156720), (3, 104480), (4, 78360), (5, 62688), (6, 52240), (8, 39180), (10, 31344), (12, 26120), (15, 20896), (16, 19590), (20, 15672), (24, 13060), (30, 10448), (32, 9795), (40, 7836), (48, 6530), (60, 5224), (80, 3918), (96, 3265), (120, 2612), (160, 1959), (240, 1306), (480, 653)]