204405960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9109}}^1$

素因数の和:9151

約数の個数: 128

約数和(自身を含む): 708393600

約数和(自身を除く): 503987640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 9109, 11220, 18218, 22440, 27327, 36436, 45545, 54654, 72872, 91090, 100199, 109308, 136635, 154853, 182180, 200398, 218616, 273270, 300597, 309706, 364360, 400796, 464559, 500995, 546540, 601194, 619412, 774265, 801592, 929118, 1001990, 1093080, 1202388, 1238824, 1502985, 1548530, 1703383, 1858236, 2003980, 2322795, 2404776, 3005970, 3097060, 3406766, 3716472, 4007960, 4645590, 5110149, 6011940, 6194120, 6813532, 8516915, 9291180, 10220298, 12023880, 13627064, 17033830, 18582360, 20440596, 25550745, 34067660, 40881192, 51101490, 68135320, 102202980, 204405960]

約数ペア:

[(1, 204405960), (2, 102202980), (3, 68135320), (4, 51101490), (5, 40881192), (6, 34067660), (8, 25550745), (10, 20440596), (11, 18582360), (12, 17033830), (15, 13627064), (17, 12023880), (20, 10220298), (22, 9291180), (24, 8516915), (30, 6813532), (33, 6194120), (34, 6011940), (40, 5110149), (44, 4645590), (51, 4007960), (55, 3716472), (60, 3406766), (66, 3097060), (68, 3005970), (85, 2404776), (88, 2322795), (102, 2003980), (110, 1858236), (120, 1703383), (132, 1548530), (136, 1502985), (165, 1238824), (170, 1202388), (187, 1093080), (204, 1001990), (220, 929118), (255, 801592), (264, 774265), (330, 619412), (340, 601194), (374, 546540), (408, 500995), (440, 464559), (510, 400796), (561, 364360), (660, 309706), (680, 300597), (748, 273270), (935, 218616), (1020, 200398), (1122, 182180), (1320, 154853), (1496, 136635), (1870, 109308), (2040, 100199), (2244, 91090), (2805, 72872), (3740, 54654), (4488, 45545), (5610, 36436), (7480, 27327), (9109, 22440), (11220, 18218)]