210745416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 128

約数和(自身を含む): 640972800

約数和(自身を除く): 430227384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 103, 114, 133, 152, 168, 206, 228, 266, 309, 399, 412, 456, 532, 618, 641, 721, 798, 824, 1064, 1236, 1282, 1442, 1596, 1923, 1957, 2163, 2472, 2564, 2884, 3192, 3846, 3914, 4326, 4487, 5128, 5768, 5871, 7692, 7828, 8652, 8974, 11742, 12179, 13461, 13699, 15384, 15656, 17304, 17948, 23484, 24358, 26922, 27398, 35896, 36537, 41097, 46968, 48716, 53844, 54796, 66023, 73074, 82194, 85253, 97432, 107688, 109592, 132046, 146148, 164388, 170506, 198069, 255759, 264092, 292296, 328776, 341012, 396138, 462161, 511518, 528184, 682024, 792276, 924322, 1023036, 1254437, 1386483, 1584552, 1848644, 2046072, 2508874, 2772966, 3697288, 3763311, 5017748, 5545932, 7526622, 8781059, 10035496, 11091864, 15053244, 17562118, 26343177, 30106488, 35124236, 52686354, 70248472, 105372708, 210745416]

約数ペア:

[(1, 210745416), (2, 105372708), (3, 70248472), (4, 52686354), (6, 35124236), (7, 30106488), (8, 26343177), (12, 17562118), (14, 15053244), (19, 11091864), (21, 10035496), (24, 8781059), (28, 7526622), (38, 5545932), (42, 5017748), (56, 3763311), (57, 3697288), (76, 2772966), (84, 2508874), (103, 2046072), (114, 1848644), (133, 1584552), (152, 1386483), (168, 1254437), (206, 1023036), (228, 924322), (266, 792276), (309, 682024), (399, 528184), (412, 511518), (456, 462161), (532, 396138), (618, 341012), (641, 328776), (721, 292296), (798, 264092), (824, 255759), (1064, 198069), (1236, 170506), (1282, 164388), (1442, 146148), (1596, 132046), (1923, 109592), (1957, 107688), (2163, 97432), (2472, 85253), (2564, 82194), (2884, 73074), (3192, 66023), (3846, 54796), (3914, 53844), (4326, 48716), (4487, 46968), (5128, 41097), (5768, 36537), (5871, 35896), (7692, 27398), (7828, 26922), (8652, 24358), (8974, 23484), (11742, 17948), (12179, 17304), (13461, 15656), (13699, 15384)]