197517456

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{19319}}^1$

素因数の和:19404

約数の個数: 60

約数和(自身を含む): 560589120

約数和(自身を除く): 363071664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 19319, 38638, 57957, 77276, 115914, 154552, 173871, 231828, 309104, 347742, 463656, 695484, 927312, 1371649, 1390968, 2743298, 2781936, 4114947, 5486596, 8229894, 10973192, 12344841, 16459788, 21946384, 24689682, 32919576, 49379364, 65839152, 98758728, 197517456]

約数ペア:

[(1, 197517456), (2, 98758728), (3, 65839152), (4, 49379364), (6, 32919576), (8, 24689682), (9, 21946384), (12, 16459788), (16, 12344841), (18, 10973192), (24, 8229894), (36, 5486596), (48, 4114947), (71, 2781936), (72, 2743298), (142, 1390968), (144, 1371649), (213, 927312), (284, 695484), (426, 463656), (568, 347742), (639, 309104), (852, 231828), (1136, 173871), (1278, 154552), (1704, 115914), (2556, 77276), (3408, 57957), (5112, 38638), (10224, 19319)]