220900212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12757}}^1$

素因数の和:12817

約数の個数: 72

約数和(自身を含む): 617640296

約数和(自身を除く): 396740084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 8658, 12757, 17316, 25514, 38271, 51028, 76542, 114813, 153084, 165841, 229626, 331682, 459252, 472009, 497523, 663364, 944018, 995046, 1416027, 1492569, 1888036, 1990092, 2832054, 2985138, 4248081, 5664108, 5970276, 6136117, 8496162, 12272234, 16992324, 18408351, 24544468, 36816702, 55225053, 73633404, 110450106, 220900212]

約数ペア:

[(1, 220900212), (2, 110450106), (3, 73633404), (4, 55225053), (6, 36816702), (9, 24544468), (12, 18408351), (13, 16992324), (18, 12272234), (26, 8496162), (36, 6136117), (37, 5970276), (39, 5664108), (52, 4248081), (74, 2985138), (78, 2832054), (111, 1990092), (117, 1888036), (148, 1492569), (156, 1416027), (222, 995046), (234, 944018), (333, 663364), (444, 497523), (468, 472009), (481, 459252), (666, 331682), (962, 229626), (1332, 165841), (1443, 153084), (1924, 114813), (2886, 76542), (4329, 51028), (5772, 38271), (8658, 25514), (12757, 17316)]