16431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{919}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 49680000

約数和(自身を除く): 33248280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 919, 1192, 1490, 1788, 1838, 2235, 2757, 2980, 3576, 3676, 4470, 4595, 5514, 5960, 7352, 8940, 9190, 11028, 13785, 17880, 18380, 22056, 27570, 36760, 55140, 110280, 136931, 273862, 410793, 547724, 684655, 821586, 1095448, 1369310, 1643172, 2053965, 2738620, 3286344, 4107930, 5477240, 8215860, 16431720]

約数ペア:

[(1, 16431720), (2, 8215860), (3, 5477240), (4, 4107930), (5, 3286344), (6, 2738620), (8, 2053965), (10, 1643172), (12, 1369310), (15, 1095448), (20, 821586), (24, 684655), (30, 547724), (40, 410793), (60, 273862), (120, 136931), (149, 110280), (298, 55140), (447, 36760), (596, 27570), (745, 22056), (894, 18380), (919, 17880), (1192, 13785), (1490, 11028), (1788, 9190), (1838, 8940), (2235, 7352), (2757, 5960), (2980, 5514), (3576, 4595), (3676, 4470)]