179606440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^2$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 440292510

約数和(自身を除く): 260686070

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 169, 260, 326, 338, 520, 652, 676, 815, 845, 1304, 1352, 1630, 1690, 2119, 3260, 3380, 4238, 6520, 6760, 8476, 10595, 16952, 21190, 26569, 27547, 42380, 53138, 55094, 84760, 106276, 110188, 132845, 137735, 212552, 220376, 265690, 275470, 345397, 531380, 550940, 690794, 1062760, 1101880, 1381588, 1726985, 2763176, 3453970, 4490161, 6907940, 8980322, 13815880, 17960644, 22450805, 35921288, 44901610, 89803220, 179606440]

約数ペア:

[(1, 179606440), (2, 89803220), (4, 44901610), (5, 35921288), (8, 22450805), (10, 17960644), (13, 13815880), (20, 8980322), (26, 6907940), (40, 4490161), (52, 3453970), (65, 2763176), (104, 1726985), (130, 1381588), (163, 1101880), (169, 1062760), (260, 690794), (326, 550940), (338, 531380), (520, 345397), (652, 275470), (676, 265690), (815, 220376), (845, 212552), (1304, 137735), (1352, 132845), (1630, 110188), (1690, 106276), (2119, 84760), (3260, 55094), (3380, 53138), (4238, 42380), (6520, 27547), (6760, 26569), (8476, 21190), (10595, 16952)]