51106020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17383}}^1$

素因数の和:17409

約数の個数: 72

約数和(自身を含む): 166469184

約数和(自身を除く): 115363164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 17383, 34766, 52149, 69532, 86915, 104298, 121681, 173830, 208596, 243362, 260745, 347660, 365043, 486724, 521490, 608405, 730086, 851767, 1042980, 1216810, 1460172, 1703534, 1825215, 2433620, 2555301, 3407068, 3650430, 4258835, 5110602, 7300860, 8517670, 10221204, 12776505, 17035340, 25553010, 51106020]

約数ペア:

[(1, 51106020), (2, 25553010), (3, 17035340), (4, 12776505), (5, 10221204), (6, 8517670), (7, 7300860), (10, 5110602), (12, 4258835), (14, 3650430), (15, 3407068), (20, 2555301), (21, 2433620), (28, 1825215), (30, 1703534), (35, 1460172), (42, 1216810), (49, 1042980), (60, 851767), (70, 730086), (84, 608405), (98, 521490), (105, 486724), (140, 365043), (147, 347660), (196, 260745), (210, 243362), (245, 208596), (294, 173830), (420, 121681), (490, 104298), (588, 86915), (735, 69532), (980, 52149), (1470, 34766), (2940, 17383)]