2489130

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{439}}^1$

素因数の和:465

約数の個数: 80

約数和(自身を含む): 7666560

約数和(自身を除く): 5177430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 439, 567, 630, 810, 878, 945, 1134, 1317, 1890, 2195, 2634, 2835, 3073, 3951, 4390, 5670, 6146, 6585, 7902, 9219, 11853, 13170, 15365, 18438, 19755, 23706, 27657, 30730, 35559, 39510, 46095, 55314, 59265, 71118, 82971, 92190, 118530, 138285, 165942, 177795, 248913, 276570, 355590, 414855, 497826, 829710, 1244565, 2489130]

約数ペア:

[(1, 2489130), (2, 1244565), (3, 829710), (5, 497826), (6, 414855), (7, 355590), (9, 276570), (10, 248913), (14, 177795), (15, 165942), (18, 138285), (21, 118530), (27, 92190), (30, 82971), (35, 71118), (42, 59265), (45, 55314), (54, 46095), (63, 39510), (70, 35559), (81, 30730), (90, 27657), (105, 23706), (126, 19755), (135, 18438), (162, 15365), (189, 13170), (210, 11853), (270, 9219), (315, 7902), (378, 6585), (405, 6146), (439, 5670), (567, 4390), (630, 3951), (810, 3073), (878, 2835), (945, 2634), (1134, 2195), (1317, 1890)]