139448820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^2$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 465978240

約数和(自身を除く): 326529420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 107, 116, 140, 145, 174, 203, 210, 214, 290, 321, 348, 406, 420, 428, 435, 535, 580, 609, 642, 749, 812, 870, 1015, 1070, 1218, 1284, 1498, 1605, 1740, 2030, 2140, 2247, 2436, 2996, 3045, 3103, 3210, 3745, 4060, 4494, 6090, 6206, 6420, 7490, 8988, 9309, 11235, 11449, 12180, 12412, 14980, 15515, 18618, 21721, 22470, 22898, 31030, 34347, 37236, 43442, 44940, 45796, 46545, 57245, 62060, 65163, 68694, 80143, 86884, 93090, 108605, 114490, 130326, 137388, 160286, 171735, 186180, 217210, 228980, 240429, 260652, 320572, 325815, 332021, 343470, 400715, 434420, 480858, 651630, 664042, 686940, 801430, 961716, 996063, 1202145, 1303260, 1328084, 1602860, 1660105, 1992126, 2324147, 2404290, 3320210, 3984252, 4648294, 4808580, 4980315, 6640420, 6972441, 9296588, 9960630, 11620735, 13944882, 19921260, 23241470, 27889764, 34862205, 46482940, 69724410, 139448820]

約数ペア:

[(1, 139448820), (2, 69724410), (3, 46482940), (4, 34862205), (5, 27889764), (6, 23241470), (7, 19921260), (10, 13944882), (12, 11620735), (14, 9960630), (15, 9296588), (20, 6972441), (21, 6640420), (28, 4980315), (29, 4808580), (30, 4648294), (35, 3984252), (42, 3320210), (58, 2404290), (60, 2324147), (70, 1992126), (84, 1660105), (87, 1602860), (105, 1328084), (107, 1303260), (116, 1202145), (140, 996063), (145, 961716), (174, 801430), (203, 686940), (210, 664042), (214, 651630), (290, 480858), (321, 434420), (348, 400715), (406, 343470), (420, 332021), (428, 325815), (435, 320572), (535, 260652), (580, 240429), (609, 228980), (642, 217210), (749, 186180), (812, 171735), (870, 160286), (1015, 137388), (1070, 130326), (1218, 114490), (1284, 108605), (1498, 93090), (1605, 86884), (1740, 80143), (2030, 68694), (2140, 65163), (2247, 62060), (2436, 57245), (2996, 46545), (3045, 45796), (3103, 44940), (3210, 43442), (3745, 37236), (4060, 34347), (4494, 31030), (6090, 22898), (6206, 22470), (6420, 21721), (7490, 18618), (8988, 15515), (9309, 14980), (11235, 12412), (11449, 12180)]