840814144

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2089}}^1$

素因数の和:2451

約数の個数: 56

約数和(自身を含む): 1762455200

約数和(自身を除く): 921641056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 331, 608, 662, 1216, 1324, 2089, 2648, 4178, 5296, 6289, 8356, 10592, 12578, 16712, 21184, 25156, 33424, 39691, 50312, 66848, 79382, 100624, 133696, 158764, 201248, 317528, 402496, 635056, 691459, 1270112, 1382918, 2540224, 2765836, 5531672, 11063344, 13137721, 22126688, 26275442, 44253376, 52550884, 105101768, 210203536, 420407072, 840814144]

約数ペア:

[(1, 840814144), (2, 420407072), (4, 210203536), (8, 105101768), (16, 52550884), (19, 44253376), (32, 26275442), (38, 22126688), (64, 13137721), (76, 11063344), (152, 5531672), (304, 2765836), (331, 2540224), (608, 1382918), (662, 1270112), (1216, 691459), (1324, 635056), (2089, 402496), (2648, 317528), (4178, 201248), (5296, 158764), (6289, 133696), (8356, 100624), (10592, 79382), (12578, 66848), (16712, 50312), (21184, 39691), (25156, 33424)]