489175380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{8573}}^1$

素因数の和:8905

約数の個数: 72

約数和(自身を含む): 1488686472

約数和(自身を除く): 999511092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 1268, 1585, 1902, 2853, 3170, 3804, 4755, 5706, 6340, 8573, 9510, 11412, 14265, 17146, 19020, 25719, 28530, 34292, 42865, 51438, 57060, 77157, 85730, 102876, 128595, 154314, 171460, 257190, 308628, 385785, 514380, 771570, 1543140, 2717641, 5435282, 8152923, 10870564, 13588205, 16305846, 24458769, 27176410, 32611692, 40764615, 48917538, 54352820, 81529230, 97835076, 122293845, 163058460, 244587690, 489175380]

約数ペア:

[(1, 489175380), (2, 244587690), (3, 163058460), (4, 122293845), (5, 97835076), (6, 81529230), (9, 54352820), (10, 48917538), (12, 40764615), (15, 32611692), (18, 27176410), (20, 24458769), (30, 16305846), (36, 13588205), (45, 10870564), (60, 8152923), (90, 5435282), (180, 2717641), (317, 1543140), (634, 771570), (951, 514380), (1268, 385785), (1585, 308628), (1902, 257190), (2853, 171460), (3170, 154314), (3804, 128595), (4755, 102876), (5706, 85730), (6340, 77157), (8573, 57060), (9510, 51438), (11412, 42865), (14265, 34292), (17146, 28530), (19020, 25719)]