140728248

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{27529}}^1$

素因数の和:27612

約数の個数: 48

約数和(自身を含む): 386521200

約数和(自身を除く): 245792952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 27529, 55058, 82587, 110116, 165174, 220232, 247761, 330348, 495522, 660696, 991044, 1954559, 1982088, 3909118, 5863677, 7818236, 11727354, 15636472, 17591031, 23454708, 35182062, 46909416, 70364124, 140728248]

約数ペア:

[(1, 140728248), (2, 70364124), (3, 46909416), (4, 35182062), (6, 23454708), (8, 17591031), (9, 15636472), (12, 11727354), (18, 7818236), (24, 5863677), (36, 3909118), (71, 1982088), (72, 1954559), (142, 991044), (213, 660696), (284, 495522), (426, 330348), (568, 247761), (639, 220232), (852, 165174), (1278, 110116), (1704, 82587), (2556, 55058), (5112, 27529)]