77983440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324931}}^1$

素因数の和:324947

約数の個数: 40

約数和(自身を含む): 241749408

約数和(自身を除く): 163765968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324931, 649862, 974793, 1299724, 1624655, 1949586, 2599448, 3249310, 3899172, 4873965, 5198896, 6498620, 7798344, 9747930, 12997240, 15596688, 19495860, 25994480, 38991720, 77983440]

約数ペア:

[(1, 77983440), (2, 38991720), (3, 25994480), (4, 19495860), (5, 15596688), (6, 12997240), (8, 9747930), (10, 7798344), (12, 6498620), (15, 5198896), (16, 4873965), (20, 3899172), (24, 3249310), (30, 2599448), (40, 1949586), (48, 1624655), (60, 1299724), (80, 974793), (120, 649862), (240, 324931)]