208899376

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 492825600

約数和(自身を除く): 283926224

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 89, 112, 133, 152, 178, 266, 304, 356, 532, 623, 712, 1064, 1103, 1246, 1424, 1691, 2128, 2206, 2492, 3382, 4412, 4984, 6764, 7721, 8824, 9968, 11837, 13528, 15442, 17648, 20957, 23674, 27056, 30884, 41914, 47348, 61768, 83828, 94696, 98167, 123536, 146699, 167656, 189392, 196334, 293398, 335312, 392668, 586796, 687169, 785336, 1173592, 1374338, 1570672, 1865173, 2347184, 2748676, 3730346, 5497352, 7460692, 10994704, 13056211, 14921384, 26112422, 29842768, 52224844, 104449688, 208899376]

約数ペア:

[(1, 208899376), (2, 104449688), (4, 52224844), (7, 29842768), (8, 26112422), (14, 14921384), (16, 13056211), (19, 10994704), (28, 7460692), (38, 5497352), (56, 3730346), (76, 2748676), (89, 2347184), (112, 1865173), (133, 1570672), (152, 1374338), (178, 1173592), (266, 785336), (304, 687169), (356, 586796), (532, 392668), (623, 335312), (712, 293398), (1064, 196334), (1103, 189392), (1246, 167656), (1424, 146699), (1691, 123536), (2128, 98167), (2206, 94696), (2492, 83828), (3382, 61768), (4412, 47348), (4984, 41914), (6764, 30884), (7721, 27056), (8824, 23674), (9968, 20957), (11837, 17648), (13528, 15442)]