159271740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2053}}^1$

素因数の和:2499

約数の個数: 72

約数和(自身を含む): 484481088

約数和(自身を除く): 325209348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2053, 2155, 2586, 3879, 4106, 4310, 5172, 6159, 6465, 7758, 8212, 8620, 10265, 12318, 12930, 15516, 18477, 19395, 20530, 24636, 25860, 30795, 36954, 38790, 41060, 61590, 73908, 77580, 92385, 123180, 184770, 369540, 884843, 1769686, 2654529, 3539372, 4424215, 5309058, 7963587, 8848430, 10618116, 13272645, 15927174, 17696860, 26545290, 31854348, 39817935, 53090580, 79635870, 159271740]

約数ペア:

[(1, 159271740), (2, 79635870), (3, 53090580), (4, 39817935), (5, 31854348), (6, 26545290), (9, 17696860), (10, 15927174), (12, 13272645), (15, 10618116), (18, 8848430), (20, 7963587), (30, 5309058), (36, 4424215), (45, 3539372), (60, 2654529), (90, 1769686), (180, 884843), (431, 369540), (862, 184770), (1293, 123180), (1724, 92385), (2053, 77580), (2155, 73908), (2586, 61590), (3879, 41060), (4106, 38790), (4310, 36954), (5172, 30795), (6159, 25860), (6465, 24636), (7758, 20530), (8212, 19395), (8620, 18477), (10265, 15516), (12318, 12930)]