209937952

素因数分解:

$2^5\times 7^3\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 498355200

約数和(自身を除く): 288417248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 343, 392, 434, 496, 617, 686, 784, 868, 992, 1234, 1372, 1519, 1568, 1736, 2468, 2744, 3038, 3472, 4319, 4936, 5488, 6076, 6944, 8638, 9872, 10633, 10976, 12152, 17276, 19127, 19744, 21266, 24304, 30233, 34552, 38254, 42532, 48608, 60466, 69104, 76508, 85064, 120932, 133889, 138208, 153016, 170128, 211631, 241864, 267778, 306032, 340256, 423262, 483728, 535556, 612064, 846524, 937223, 967456, 1071112, 1693048, 1874446, 2142224, 3386096, 3748892, 4284448, 6560561, 6772192, 7497784, 13121122, 14995568, 26242244, 29991136, 52484488, 104968976, 209937952]

約数ペア:

[(1, 209937952), (2, 104968976), (4, 52484488), (7, 29991136), (8, 26242244), (14, 14995568), (16, 13121122), (28, 7497784), (31, 6772192), (32, 6560561), (49, 4284448), (56, 3748892), (62, 3386096), (98, 2142224), (112, 1874446), (124, 1693048), (196, 1071112), (217, 967456), (224, 937223), (248, 846524), (343, 612064), (392, 535556), (434, 483728), (496, 423262), (617, 340256), (686, 306032), (784, 267778), (868, 241864), (992, 211631), (1234, 170128), (1372, 153016), (1519, 138208), (1568, 133889), (1736, 120932), (2468, 85064), (2744, 76508), (3038, 69104), (3472, 60466), (4319, 48608), (4936, 42532), (5488, 38254), (6076, 34552), (6944, 30233), (8638, 24304), (9872, 21266), (10633, 19744), (10976, 19127), (12152, 17276)]