42157290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{547}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 116158464

約数和(自身を除く): 74001174

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 367, 547, 734, 1094, 1101, 1641, 1835, 2202, 2569, 2735, 3282, 3670, 3829, 5138, 5470, 5505, 7658, 7707, 8205, 11010, 11487, 12845, 15414, 16410, 19145, 22974, 25690, 38290, 38535, 57435, 77070, 114870, 200749, 401498, 602247, 1003745, 1204494, 1405243, 2007490, 2810486, 3011235, 4215729, 6022470, 7026215, 8431458, 14052430, 21078645, 42157290]

約数ペア:

[(1, 42157290), (2, 21078645), (3, 14052430), (5, 8431458), (6, 7026215), (7, 6022470), (10, 4215729), (14, 3011235), (15, 2810486), (21, 2007490), (30, 1405243), (35, 1204494), (42, 1003745), (70, 602247), (105, 401498), (210, 200749), (367, 114870), (547, 77070), (734, 57435), (1094, 38535), (1101, 38290), (1641, 25690), (1835, 22974), (2202, 19145), (2569, 16410), (2735, 15414), (3282, 12845), (3670, 11487), (3829, 11010), (5138, 8205), (5470, 7707), (5505, 7658)]