64763280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29983}}^1$

素因数の和:30005

約数の個数: 80

約数和(自身を含む): 223080960

約数和(自身を除く): 158317680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 29983, 59966, 89949, 119932, 149915, 179898, 239864, 269847, 299830, 359796, 449745, 479728, 539694, 599660, 719592, 809541, 899490, 1079388, 1199320, 1349235, 1439184, 1619082, 1798980, 2158776, 2398640, 2698470, 3238164, 3597960, 4047705, 4317552, 5396940, 6476328, 7195920, 8095410, 10793880, 12952656, 16190820, 21587760, 32381640, 64763280]

約数ペア:

[(1, 64763280), (2, 32381640), (3, 21587760), (4, 16190820), (5, 12952656), (6, 10793880), (8, 8095410), (9, 7195920), (10, 6476328), (12, 5396940), (15, 4317552), (16, 4047705), (18, 3597960), (20, 3238164), (24, 2698470), (27, 2398640), (30, 2158776), (36, 1798980), (40, 1619082), (45, 1439184), (48, 1349235), (54, 1199320), (60, 1079388), (72, 899490), (80, 809541), (90, 719592), (108, 599660), (120, 539694), (135, 479728), (144, 449745), (180, 359796), (216, 299830), (240, 269847), (270, 239864), (360, 179898), (432, 149915), (540, 119932), (720, 89949), (1080, 59966), (2160, 29983)]