199994144

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 471453696

約数和(自身を除く): 271459552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 83, 112, 124, 166, 217, 224, 248, 332, 347, 434, 496, 581, 664, 694, 868, 992, 1162, 1328, 1388, 1736, 2324, 2429, 2573, 2656, 2776, 3472, 4648, 4858, 5146, 5552, 6944, 9296, 9716, 10292, 10757, 11104, 18011, 18592, 19432, 20584, 21514, 28801, 36022, 38864, 41168, 43028, 57602, 72044, 75299, 77728, 82336, 86056, 115204, 144088, 150598, 172112, 201607, 230408, 288176, 301196, 344224, 403214, 460816, 576352, 602392, 806428, 892831, 921632, 1204784, 1612856, 1785662, 2409568, 3225712, 3571324, 6249817, 6451424, 7142648, 12499634, 14285296, 24999268, 28570592, 49998536, 99997072, 199994144]

約数ペア:

[(1, 199994144), (2, 99997072), (4, 49998536), (7, 28570592), (8, 24999268), (14, 14285296), (16, 12499634), (28, 7142648), (31, 6451424), (32, 6249817), (56, 3571324), (62, 3225712), (83, 2409568), (112, 1785662), (124, 1612856), (166, 1204784), (217, 921632), (224, 892831), (248, 806428), (332, 602392), (347, 576352), (434, 460816), (496, 403214), (581, 344224), (664, 301196), (694, 288176), (868, 230408), (992, 201607), (1162, 172112), (1328, 150598), (1388, 144088), (1736, 115204), (2324, 86056), (2429, 82336), (2573, 77728), (2656, 75299), (2776, 72044), (3472, 57602), (4648, 43028), (4858, 41168), (5146, 38864), (5552, 36022), (6944, 28801), (9296, 21514), (9716, 20584), (10292, 19432), (10757, 18592), (11104, 18011)]