140278208

素因数分解:

$2^6\times 7^1\times {\mathrm{521}}^1\times {\mathrm{601}}^1$

素因数の和:1141

約数の個数: 56

約数和(自身を含む): 319271904

約数和(自身を除く): 178993696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 521, 601, 1042, 1202, 2084, 2404, 3647, 4168, 4207, 4808, 7294, 8336, 8414, 9616, 14588, 16672, 16828, 19232, 29176, 33344, 33656, 38464, 58352, 67312, 116704, 134624, 233408, 269248, 313121, 626242, 1252484, 2191847, 2504968, 4383694, 5009936, 8767388, 10019872, 17534776, 20039744, 35069552, 70139104, 140278208]

約数ペア:

[(1, 140278208), (2, 70139104), (4, 35069552), (7, 20039744), (8, 17534776), (14, 10019872), (16, 8767388), (28, 5009936), (32, 4383694), (56, 2504968), (64, 2191847), (112, 1252484), (224, 626242), (448, 313121), (521, 269248), (601, 233408), (1042, 134624), (1202, 116704), (2084, 67312), (2404, 58352), (3647, 38464), (4168, 33656), (4207, 33344), (4808, 29176), (7294, 19232), (8336, 16828), (8414, 16672), (9616, 14588)]