1640802960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{759631}}^1$

素因数の和:759653

約数の個数: 80

約数和(自身を含む): 5651662080

約数和(自身を除く): 4010859120

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, 759631, 1519262, 2278893, 3038524, 3798155, 4557786, 6077048, 6836679, 7596310, 9115572, 11394465, 12154096, 13673358, 15192620, 18231144, 20510037, 22788930, 27346716, 30385240, 34183395, 36462288, 41020074, 45577860, 54693432, 60770480, 68366790, 82040148, 91155720, 102550185, 109386864, 136733580, 164080296, 182311440, 205100370, 273467160, 328160592, 410200740, 546934320, 820401480, 1640802960]

約数ペア:

[(1, 1640802960), (2, 820401480), (3, 546934320), (4, 410200740), (5, 328160592), (6, 273467160), (8, 205100370), (9, 182311440), (10, 164080296), (12, 136733580), (15, 109386864), (16, 102550185), (18, 91155720), (20, 82040148), (24, 68366790), (27, 60770480), (30, 54693432), (36, 45577860), (40, 41020074), (45, 36462288), (48, 34183395), (54, 30385240), (60, 27346716), (72, 22788930), (80, 20510037), (90, 18231144), (108, 15192620), (120, 13673358), (135, 12154096), (144, 11394465), (180, 9115572), (216, 7596310), (240, 6836679), (270, 6077048), (360, 4557786), (432, 3798155), (540, 3038524), (720, 2278893), (1080, 1519262), (2160, 759631)]