221404656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2777}}^1$

素因数の和:2950

約数の個数: 80

約数和(自身を含む): 628316928

約数和(自身を除く): 406912272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 151, 176, 264, 302, 453, 528, 604, 906, 1208, 1661, 1812, 2416, 2777, 3322, 3624, 4983, 5554, 6644, 7248, 8331, 9966, 11108, 13288, 16662, 19932, 22216, 26576, 30547, 33324, 39864, 44432, 61094, 66648, 79728, 91641, 122188, 133296, 183282, 244376, 366564, 419327, 488752, 733128, 838654, 1257981, 1466256, 1677308, 2515962, 3354616, 4612597, 5031924, 6709232, 9225194, 10063848, 13837791, 18450388, 20127696, 27675582, 36900776, 55351164, 73801552, 110702328, 221404656]

約数ペア:

[(1, 221404656), (2, 110702328), (3, 73801552), (4, 55351164), (6, 36900776), (8, 27675582), (11, 20127696), (12, 18450388), (16, 13837791), (22, 10063848), (24, 9225194), (33, 6709232), (44, 5031924), (48, 4612597), (66, 3354616), (88, 2515962), (132, 1677308), (151, 1466256), (176, 1257981), (264, 838654), (302, 733128), (453, 488752), (528, 419327), (604, 366564), (906, 244376), (1208, 183282), (1661, 133296), (1812, 122188), (2416, 91641), (2777, 79728), (3322, 66648), (3624, 61094), (4983, 44432), (5554, 39864), (6644, 33324), (7248, 30547), (8331, 26576), (9966, 22216), (11108, 19932), (13288, 16662)]