4978260

素因数分解:

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

素因数の和:467

約数の個数: 120

約数和(自身を含む): 17888640

約数和(自身を除く): 12910380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 439, 540, 567, 630, 756, 810, 878, 945, 1134, 1260, 1317, 1620, 1756, 1890, 2195, 2268, 2634, 2835, 3073, 3780, 3951, 4390, 5268, 5670, 6146, 6585, 7902, 8780, 9219, 11340, 11853, 12292, 13170, 15365, 15804, 18438, 19755, 23706, 26340, 27657, 30730, 35559, 36876, 39510, 46095, 47412, 55314, 59265, 61460, 71118, 79020, 82971, 92190, 110628, 118530, 138285, 142236, 165942, 177795, 184380, 237060, 248913, 276570, 331884, 355590, 414855, 497826, 553140, 711180, 829710, 995652, 1244565, 1659420, 2489130, 4978260]

約数ペア:

[(1, 4978260), (2, 2489130), (3, 1659420), (4, 1244565), (5, 995652), (6, 829710), (7, 711180), (9, 553140), (10, 497826), (12, 414855), (14, 355590), (15, 331884), (18, 276570), (20, 248913), (21, 237060), (27, 184380), (28, 177795), (30, 165942), (35, 142236), (36, 138285), (42, 118530), (45, 110628), (54, 92190), (60, 82971), (63, 79020), (70, 71118), (81, 61460), (84, 59265), (90, 55314), (105, 47412), (108, 46095), (126, 39510), (135, 36876), (140, 35559), (162, 30730), (180, 27657), (189, 26340), (210, 23706), (252, 19755), (270, 18438), (315, 15804), (324, 15365), (378, 13170), (405, 12292), (420, 11853), (439, 11340), (540, 9219), (567, 8780), (630, 7902), (756, 6585), (810, 6146), (878, 5670), (945, 5268), (1134, 4390), (1260, 3951), (1317, 3780), (1620, 3073), (1756, 2835), (1890, 2634), (2195, 2268)]