156731220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{290243}}^1$

素因数の和:290261

約数の個数: 48

約数和(自身を含む): 487609920

約数和(自身を除く): 330878700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 290243, 580486, 870729, 1160972, 1451215, 1741458, 2612187, 2902430, 3482916, 4353645, 5224374, 5804860, 7836561, 8707290, 10448748, 13060935, 15673122, 17414580, 26121870, 31346244, 39182805, 52243740, 78365610, 156731220]

約数ペア:

[(1, 156731220), (2, 78365610), (3, 52243740), (4, 39182805), (5, 31346244), (6, 26121870), (9, 17414580), (10, 15673122), (12, 13060935), (15, 10448748), (18, 8707290), (20, 7836561), (27, 5804860), (30, 5224374), (36, 4353645), (45, 3482916), (54, 2902430), (60, 2612187), (90, 1741458), (108, 1451215), (135, 1160972), (180, 870729), (270, 580486), (540, 290243)]