28868011920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3644951}}^1$

素因数の和:3644981

約数の個数: 120

約数和(自身を含む): 105761927232

約数和(自身を除く): 76893915312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 3644951, 7289902, 10934853, 14579804, 18224755, 21869706, 29159608, 32804559, 36449510, 40094461, 43739412, 54674265, 58319216, 65609118, 72899020, 80188922, 87478824, 109348530, 120283383, 131218236, 145798040, 160377844, 164022795, 174957648, 200472305, 218697060, 240566766, 262436472, 291596080, 320755688, 328045590, 360850149, 400944610, 437394120, 481133532, 524872944, 601416915, 641511376, 656091180, 721700298, 801889220, 874788240, 962267064, 1202833830, 1312182360, 1443400596, 1603778440, 1804250745, 1924534128, 2405667660, 2624364720, 2886801192, 3207556880, 3608501490, 4811335320, 5773602384, 7217002980, 9622670640, 14434005960, 28868011920]

約数ペア:

[(1, 28868011920), (2, 14434005960), (3, 9622670640), (4, 7217002980), (5, 5773602384), (6, 4811335320), (8, 3608501490), (9, 3207556880), (10, 2886801192), (11, 2624364720), (12, 2405667660), (15, 1924534128), (16, 1804250745), (18, 1603778440), (20, 1443400596), (22, 1312182360), (24, 1202833830), (30, 962267064), (33, 874788240), (36, 801889220), (40, 721700298), (44, 656091180), (45, 641511376), (48, 601416915), (55, 524872944), (60, 481133532), (66, 437394120), (72, 400944610), (80, 360850149), (88, 328045590), (90, 320755688), (99, 291596080), (110, 262436472), (120, 240566766), (132, 218697060), (144, 200472305), (165, 174957648), (176, 164022795), (180, 160377844), (198, 145798040), (220, 131218236), (240, 120283383), (264, 109348530), (330, 87478824), (360, 80188922), (396, 72899020), (440, 65609118), (495, 58319216), (528, 54674265), (660, 43739412), (720, 40094461), (792, 36449510), (880, 32804559), (990, 29159608), (1320, 21869706), (1584, 18224755), (1980, 14579804), (2640, 10934853), (3960, 7289902), (7920, 3644951)]