28249560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8719}}^1$

素因数の和:8742

約数の個数: 80

約数和(自身を含む): 94960800

約数和(自身を除く): 66711240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8719, 17438, 26157, 34876, 43595, 52314, 69752, 78471, 87190, 104628, 130785, 156942, 174380, 209256, 235413, 261570, 313884, 348760, 392355, 470826, 523140, 627768, 706239, 784710, 941652, 1046280, 1177065, 1412478, 1569420, 1883304, 2354130, 2824956, 3138840, 3531195, 4708260, 5649912, 7062390, 9416520, 14124780, 28249560]

約数ペア:

[(1, 28249560), (2, 14124780), (3, 9416520), (4, 7062390), (5, 5649912), (6, 4708260), (8, 3531195), (9, 3138840), (10, 2824956), (12, 2354130), (15, 1883304), (18, 1569420), (20, 1412478), (24, 1177065), (27, 1046280), (30, 941652), (36, 784710), (40, 706239), (45, 627768), (54, 523140), (60, 470826), (72, 392355), (81, 348760), (90, 313884), (108, 261570), (120, 235413), (135, 209256), (162, 174380), (180, 156942), (216, 130785), (270, 104628), (324, 87190), (360, 78471), (405, 69752), (540, 52314), (648, 43595), (810, 34876), (1080, 26157), (1620, 17438), (3240, 8719)]