991799130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1288

約数の個数: 128

約数和(自身を含む): 2835648000

約数和(自身を除く): 1843848870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 149, 174, 203, 210, 290, 298, 406, 435, 447, 609, 745, 870, 894, 1015, 1043, 1093, 1218, 1490, 2030, 2086, 2186, 2235, 3045, 3129, 3279, 4321, 4470, 5215, 5465, 6090, 6258, 6558, 7651, 8642, 10430, 10930, 12963, 15302, 15645, 16395, 21605, 22953, 25926, 30247, 31290, 31697, 32790, 38255, 43210, 45906, 60494, 63394, 64815, 76510, 90741, 95091, 114765, 129630, 151235, 158485, 162857, 181482, 190182, 221879, 229530, 302470, 316970, 325714, 443758, 453705, 475455, 488571, 665637, 814285, 907410, 950910, 977142, 1109395, 1139999, 1331274, 1628570, 2218790, 2279998, 2442855, 3328185, 3419997, 4722853, 4885710, 5699995, 6656370, 6839994, 9445706, 11399990, 14168559, 17099985, 23614265, 28337118, 33059971, 34199970, 47228530, 66119942, 70842795, 99179913, 141685590, 165299855, 198359826, 330599710, 495899565, 991799130]

約数ペア:

[(1, 991799130), (2, 495899565), (3, 330599710), (5, 198359826), (6, 165299855), (7, 141685590), (10, 99179913), (14, 70842795), (15, 66119942), (21, 47228530), (29, 34199970), (30, 33059971), (35, 28337118), (42, 23614265), (58, 17099985), (70, 14168559), (87, 11399990), (105, 9445706), (145, 6839994), (149, 6656370), (174, 5699995), (203, 4885710), (210, 4722853), (290, 3419997), (298, 3328185), (406, 2442855), (435, 2279998), (447, 2218790), (609, 1628570), (745, 1331274), (870, 1139999), (894, 1109395), (1015, 977142), (1043, 950910), (1093, 907410), (1218, 814285), (1490, 665637), (2030, 488571), (2086, 475455), (2186, 453705), (2235, 443758), (3045, 325714), (3129, 316970), (3279, 302470), (4321, 229530), (4470, 221879), (5215, 190182), (5465, 181482), (6090, 162857), (6258, 158485), (6558, 151235), (7651, 129630), (8642, 114765), (10430, 95091), (10930, 90741), (12963, 76510), (15302, 64815), (15645, 63394), (16395, 60494), (21605, 45906), (22953, 43210), (25926, 38255), (30247, 32790), (31290, 31697)]