78691440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327881}}^1$

素因数の和:327897

約数の個数: 40

約数和(自身を含む): 243944208

約数和(自身を除く): 165252768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327881, 655762, 983643, 1311524, 1639405, 1967286, 2623048, 3278810, 3934572, 4918215, 5246096, 6557620, 7869144, 9836430, 13115240, 15738288, 19672860, 26230480, 39345720, 78691440]

約数ペア:

[(1, 78691440), (2, 39345720), (3, 26230480), (4, 19672860), (5, 15738288), (6, 13115240), (8, 9836430), (10, 7869144), (12, 6557620), (15, 5246096), (16, 4918215), (20, 3934572), (24, 3278810), (30, 2623048), (40, 1967286), (48, 1639405), (60, 1311524), (80, 983643), (120, 655762), (240, 327881)]