220916136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21557}}^1$

素因数の和:21634

約数の個数: 64

約数和(自身を含む): 641566080

約数和(自身を除く): 420649944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2562, 3416, 5124, 10248, 21557, 43114, 64671, 86228, 129342, 150899, 172456, 258684, 301798, 452697, 517368, 603596, 905394, 1207192, 1314977, 1810788, 2629954, 3621576, 3944931, 5259908, 7889862, 9204839, 10519816, 15779724, 18409678, 27614517, 31559448, 36819356, 55229034, 73638712, 110458068, 220916136]

約数ペア:

[(1, 220916136), (2, 110458068), (3, 73638712), (4, 55229034), (6, 36819356), (7, 31559448), (8, 27614517), (12, 18409678), (14, 15779724), (21, 10519816), (24, 9204839), (28, 7889862), (42, 5259908), (56, 3944931), (61, 3621576), (84, 2629954), (122, 1810788), (168, 1314977), (183, 1207192), (244, 905394), (366, 603596), (427, 517368), (488, 452697), (732, 301798), (854, 258684), (1281, 172456), (1464, 150899), (1708, 129342), (2562, 86228), (3416, 64671), (5124, 43114), (10248, 21557)]