64208880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:623

約数の個数: 120

約数和(自身を含む): 217097712

約数和(自身を除く): 152888832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 257, 347, 360, 514, 694, 720, 771, 1028, 1041, 1285, 1388, 1542, 1735, 2056, 2082, 2313, 2570, 2776, 3084, 3123, 3470, 3855, 4112, 4164, 4626, 5140, 5205, 5552, 6168, 6246, 6940, 7710, 8328, 9252, 10280, 10410, 11565, 12336, 12492, 13880, 15420, 15615, 16656, 18504, 20560, 20820, 23130, 24984, 27760, 30840, 31230, 37008, 41640, 46260, 49968, 61680, 62460, 83280, 89179, 92520, 124920, 178358, 185040, 249840, 267537, 356716, 445895, 535074, 713432, 802611, 891790, 1070148, 1337685, 1426864, 1605222, 1783580, 2140296, 2675370, 3210444, 3567160, 4013055, 4280592, 5350740, 6420888, 7134320, 8026110, 10701480, 12841776, 16052220, 21402960, 32104440, 64208880]

約数ペア:

[(1, 64208880), (2, 32104440), (3, 21402960), (4, 16052220), (5, 12841776), (6, 10701480), (8, 8026110), (9, 7134320), (10, 6420888), (12, 5350740), (15, 4280592), (16, 4013055), (18, 3567160), (20, 3210444), (24, 2675370), (30, 2140296), (36, 1783580), (40, 1605222), (45, 1426864), (48, 1337685), (60, 1070148), (72, 891790), (80, 802611), (90, 713432), (120, 535074), (144, 445895), (180, 356716), (240, 267537), (257, 249840), (347, 185040), (360, 178358), (514, 124920), (694, 92520), (720, 89179), (771, 83280), (1028, 62460), (1041, 61680), (1285, 49968), (1388, 46260), (1542, 41640), (1735, 37008), (2056, 31230), (2082, 30840), (2313, 27760), (2570, 24984), (2776, 23130), (3084, 20820), (3123, 20560), (3470, 18504), (3855, 16656), (4112, 15615), (4164, 15420), (4626, 13880), (5140, 12492), (5205, 12336), (5552, 11565), (6168, 10410), (6246, 10280), (6940, 9252), (7710, 8328)]