320706648

素因数分解:

$2^3\times 3^3\times {\mathrm{509}}^1\times {\mathrm{2917}}^1$

素因数の和:3441

約数の個数: 64

約数和(自身を含む): 892908000

約数和(自身を除く): 572201352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 509, 1018, 1527, 2036, 2917, 3054, 4072, 4581, 5834, 6108, 8751, 9162, 11668, 12216, 13743, 17502, 18324, 23336, 26253, 27486, 35004, 36648, 52506, 54972, 70008, 78759, 105012, 109944, 157518, 210024, 315036, 630072, 1484753, 2969506, 4454259, 5939012, 8908518, 11878024, 13362777, 17817036, 26725554, 35634072, 40088331, 53451108, 80176662, 106902216, 160353324, 320706648]

約数ペア:

[(1, 320706648), (2, 160353324), (3, 106902216), (4, 80176662), (6, 53451108), (8, 40088331), (9, 35634072), (12, 26725554), (18, 17817036), (24, 13362777), (27, 11878024), (36, 8908518), (54, 5939012), (72, 4454259), (108, 2969506), (216, 1484753), (509, 630072), (1018, 315036), (1527, 210024), (2036, 157518), (2917, 109944), (3054, 105012), (4072, 78759), (4581, 70008), (5834, 54972), (6108, 52506), (8751, 36648), (9162, 35004), (11668, 27486), (12216, 26253), (13743, 23336), (17502, 18324)]