198540720

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{1459}}^1$

素因数の和:1494

約数の個数: 240

約数和(自身を含む): 790782720

約数和(自身を除く): 592242000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1459, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 2918, 3024, 3240, 3402, 3780, 3888, 4377, 4536, 4860, 5040, 5670, 5836, 6480, 6804, 7295, 7560, 8505, 8754, 9072, 9720, 10213, 11340, 11672, 13131, 13608, 14590, 15120, 17010, 17508, 19440, 20426, 21885, 22680, 23344, 26262, 27216, 29180, 30639, 34020, 35016, 39393, 40852, 43770, 45360, 51065, 52524, 58360, 61278, 65655, 68040, 70032, 78786, 81704, 87540, 91917, 102130, 105048, 116720, 118179, 122556, 131310, 136080, 153195, 157572, 163408, 175080, 183834, 196965, 204260, 210096, 236358, 245112, 262620, 275751, 306390, 315144, 350160, 354537, 367668, 393930, 408520, 459585, 472716, 490224, 525240, 551502, 590895, 612780, 630288, 709074, 735336, 787860, 817040, 827253, 919170, 945432, 1050480, 1103004, 1181790, 1225560, 1378755, 1418148, 1470672, 1575720, 1654506, 1772685, 1838340, 1890864, 2206008, 2363580, 2451120, 2481759, 2757510, 2836296, 3151440, 3309012, 3545370, 3676680, 4136265, 4412016, 4727160, 4963518, 5515020, 5672592, 6618024, 7090740, 7353360, 8272530, 9454320, 9927036, 11030040, 12408795, 13236048, 14181480, 16545060, 19854072, 22060080, 24817590, 28362960, 33090120, 39708144, 49635180, 66180240, 99270360, 198540720]

約数ペア:

[(1, 198540720), (2, 99270360), (3, 66180240), (4, 49635180), (5, 39708144), (6, 33090120), (7, 28362960), (8, 24817590), (9, 22060080), (10, 19854072), (12, 16545060), (14, 14181480), (15, 13236048), (16, 12408795), (18, 11030040), (20, 9927036), (21, 9454320), (24, 8272530), (27, 7353360), (28, 7090740), (30, 6618024), (35, 5672592), (36, 5515020), (40, 4963518), (42, 4727160), (45, 4412016), (48, 4136265), (54, 3676680), (56, 3545370), (60, 3309012), (63, 3151440), (70, 2836296), (72, 2757510), (80, 2481759), (81, 2451120), (84, 2363580), (90, 2206008), (105, 1890864), (108, 1838340), (112, 1772685), (120, 1654506), (126, 1575720), (135, 1470672), (140, 1418148), (144, 1378755), (162, 1225560), (168, 1181790), (180, 1103004), (189, 1050480), (210, 945432), (216, 919170), (240, 827253), (243, 817040), (252, 787860), (270, 735336), (280, 709074), (315, 630288), (324, 612780), (336, 590895), (360, 551502), (378, 525240), (405, 490224), (420, 472716), (432, 459585), (486, 408520), (504, 393930), (540, 367668), (560, 354537), (567, 350160), (630, 315144), (648, 306390), (720, 275751), (756, 262620), (810, 245112), (840, 236358), (945, 210096), (972, 204260), (1008, 196965), (1080, 183834), (1134, 175080), (1215, 163408), (1260, 157572), (1296, 153195), (1459, 136080), (1512, 131310), (1620, 122556), (1680, 118179), (1701, 116720), (1890, 105048), (1944, 102130), (2160, 91917), (2268, 87540), (2430, 81704), (2520, 78786), (2835, 70032), (2918, 68040), (3024, 65655), (3240, 61278), (3402, 58360), (3780, 52524), (3888, 51065), (4377, 45360), (4536, 43770), (4860, 40852), (5040, 39393), (5670, 35016), (5836, 34020), (6480, 30639), (6804, 29180), (7295, 27216), (7560, 26262), (8505, 23344), (8754, 22680), (9072, 21885), (9720, 20426), (10213, 19440), (11340, 17508), (11672, 17010), (13131, 15120), (13608, 14590)]