121620512

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:602

約数の個数: 72

約数和(自身を含む): 265812624

約数和(自身を除く): 144192112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 169, 172, 208, 338, 344, 416, 523, 559, 676, 688, 1046, 1118, 1352, 1376, 2092, 2236, 2704, 4184, 4472, 5408, 6799, 7267, 8368, 8944, 13598, 14534, 16736, 17888, 22489, 27196, 29068, 44978, 54392, 58136, 88387, 89956, 108784, 116272, 176774, 179912, 217568, 232544, 292357, 353548, 359824, 584714, 707096, 719648, 1169428, 1414192, 2338856, 2828384, 3800641, 4677712, 7601282, 9355424, 15202564, 30405128, 60810256, 121620512]

約数ペア:

[(1, 121620512), (2, 60810256), (4, 30405128), (8, 15202564), (13, 9355424), (16, 7601282), (26, 4677712), (32, 3800641), (43, 2828384), (52, 2338856), (86, 1414192), (104, 1169428), (169, 719648), (172, 707096), (208, 584714), (338, 359824), (344, 353548), (416, 292357), (523, 232544), (559, 217568), (676, 179912), (688, 176774), (1046, 116272), (1118, 108784), (1352, 89956), (1376, 88387), (2092, 58136), (2236, 54392), (2704, 44978), (4184, 29068), (4472, 27196), (5408, 22489), (6799, 17888), (7267, 16736), (8368, 14534), (8944, 13598)]