220587588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{2789}}^1$

素因数の和:2838

約数の個数: 72

約数和(自身を含む): 604258200

約数和(自身を除く): 383670612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2197, 2789, 3042, 4394, 5578, 6084, 6591, 8367, 8788, 11156, 13182, 16734, 19773, 25101, 26364, 33468, 36257, 39546, 50202, 72514, 79092, 100404, 108771, 145028, 217542, 326313, 435084, 471341, 652626, 942682, 1305252, 1414023, 1885364, 2828046, 4242069, 5656092, 6127433, 8484138, 12254866, 16968276, 18382299, 24509732, 36764598, 55146897, 73529196, 110293794, 220587588]

約数ペア:

[(1, 220587588), (2, 110293794), (3, 73529196), (4, 55146897), (6, 36764598), (9, 24509732), (12, 18382299), (13, 16968276), (18, 12254866), (26, 8484138), (36, 6127433), (39, 5656092), (52, 4242069), (78, 2828046), (117, 1885364), (156, 1414023), (169, 1305252), (234, 942682), (338, 652626), (468, 471341), (507, 435084), (676, 326313), (1014, 217542), (1521, 145028), (2028, 108771), (2197, 100404), (2789, 79092), (3042, 72514), (4394, 50202), (5578, 39546), (6084, 36257), (6591, 33468), (8367, 26364), (8788, 25101), (11156, 19773), (13182, 16734)]