236889520

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 160

約数和(自身を含む): 656208000

約数和(自身を除く): 419318480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 97, 98, 112, 140, 178, 194, 196, 245, 280, 343, 356, 388, 392, 445, 485, 490, 560, 623, 679, 686, 712, 776, 784, 890, 970, 980, 1246, 1358, 1372, 1424, 1552, 1715, 1780, 1940, 1960, 2492, 2716, 2744, 3115, 3395, 3430, 3560, 3880, 3920, 4361, 4753, 4984, 5432, 5488, 6230, 6790, 6860, 7120, 7760, 8633, 8722, 9506, 9968, 10864, 12460, 13580, 13720, 17266, 17444, 19012, 21805, 23765, 24920, 27160, 27440, 30527, 33271, 34532, 34888, 38024, 43165, 43610, 47530, 49840, 54320, 60431, 61054, 66542, 69064, 69776, 76048, 86330, 87220, 95060, 120862, 122108, 133084, 138128, 152635, 166355, 172660, 174440, 190120, 241724, 244216, 266168, 302155, 305270, 332710, 345320, 348880, 380240, 423017, 483448, 488432, 532336, 604310, 610540, 665420, 690640, 846034, 966896, 1208620, 1221080, 1330840, 1692068, 2115085, 2417240, 2442160, 2661680, 2961119, 3384136, 4230170, 4834480, 5922238, 6768272, 8460340, 11844476, 14805595, 16920680, 23688952, 29611190, 33841360, 47377904, 59222380, 118444760, 236889520]

約数ペア:

[(1, 236889520), (2, 118444760), (4, 59222380), (5, 47377904), (7, 33841360), (8, 29611190), (10, 23688952), (14, 16920680), (16, 14805595), (20, 11844476), (28, 8460340), (35, 6768272), (40, 5922238), (49, 4834480), (56, 4230170), (70, 3384136), (80, 2961119), (89, 2661680), (97, 2442160), (98, 2417240), (112, 2115085), (140, 1692068), (178, 1330840), (194, 1221080), (196, 1208620), (245, 966896), (280, 846034), (343, 690640), (356, 665420), (388, 610540), (392, 604310), (445, 532336), (485, 488432), (490, 483448), (560, 423017), (623, 380240), (679, 348880), (686, 345320), (712, 332710), (776, 305270), (784, 302155), (890, 266168), (970, 244216), (980, 241724), (1246, 190120), (1358, 174440), (1372, 172660), (1424, 166355), (1552, 152635), (1715, 138128), (1780, 133084), (1940, 122108), (1960, 120862), (2492, 95060), (2716, 87220), (2744, 86330), (3115, 76048), (3395, 69776), (3430, 69064), (3560, 66542), (3880, 61054), (3920, 60431), (4361, 54320), (4753, 49840), (4984, 47530), (5432, 43610), (5488, 43165), (6230, 38024), (6790, 34888), (6860, 34532), (7120, 33271), (7760, 30527), (8633, 27440), (8722, 27160), (9506, 24920), (9968, 23765), (10864, 21805), (12460, 19012), (13580, 17444), (13720, 17266)]