440784448

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:612

約数の個数: 84

約数和(自身を含む): 960504048

約数和(自身を除く): 519719600

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 169, 208, 332, 338, 416, 491, 664, 676, 832, 982, 1079, 1328, 1352, 1964, 2158, 2656, 2704, 3928, 4316, 5312, 5408, 6383, 7856, 8632, 10816, 12766, 14027, 15712, 17264, 25532, 28054, 31424, 34528, 40753, 51064, 56108, 69056, 81506, 82979, 102128, 112216, 163012, 165958, 204256, 224432, 326024, 331916, 408512, 448864, 529789, 652048, 663832, 897728, 1059578, 1304096, 1327664, 2119156, 2608192, 2655328, 4238312, 5310656, 6887257, 8476624, 13774514, 16953248, 27549028, 33906496, 55098056, 110196112, 220392224, 440784448]

約数ペア:

[(1, 440784448), (2, 220392224), (4, 110196112), (8, 55098056), (13, 33906496), (16, 27549028), (26, 16953248), (32, 13774514), (52, 8476624), (64, 6887257), (83, 5310656), (104, 4238312), (166, 2655328), (169, 2608192), (208, 2119156), (332, 1327664), (338, 1304096), (416, 1059578), (491, 897728), (664, 663832), (676, 652048), (832, 529789), (982, 448864), (1079, 408512), (1328, 331916), (1352, 326024), (1964, 224432), (2158, 204256), (2656, 165958), (2704, 163012), (3928, 112216), (4316, 102128), (5312, 82979), (5408, 81506), (6383, 69056), (7856, 56108), (8632, 51064), (10816, 40753), (12766, 34528), (14027, 31424), (15712, 28054), (17264, 25532)]