142746320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57559}}^1$

素因数の和:57603

約数の個数: 40

約数和(自身を含む): 342597120

約数和(自身を除く): 199850800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 57559, 115118, 230236, 287795, 460472, 575590, 920944, 1151180, 1784329, 2302360, 3568658, 4604720, 7137316, 8921645, 14274632, 17843290, 28549264, 35686580, 71373160, 142746320]

約数ペア:

[(1, 142746320), (2, 71373160), (4, 35686580), (5, 28549264), (8, 17843290), (10, 14274632), (16, 8921645), (20, 7137316), (31, 4604720), (40, 3568658), (62, 2302360), (80, 1784329), (124, 1151180), (155, 920944), (248, 575590), (310, 460472), (496, 287795), (620, 230236), (1240, 115118), (2480, 57559)]