240249940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{3659}}^1$

素因数の和:3749

約数の個数: 72

約数和(自身を含む): 595818720

約数和(自身を除く): 355568780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3283, 3659, 4690, 6566, 7318, 9380, 13132, 14636, 16415, 18295, 25613, 32830, 36590, 51226, 65660, 73180, 102452, 128065, 179291, 245153, 256130, 358582, 490306, 512260, 717164, 896455, 980612, 1225765, 1716071, 1792910, 2451530, 3432142, 3585820, 4903060, 6864284, 8580355, 12012497, 17160710, 24024994, 34321420, 48049988, 60062485, 120124970, 240249940]

約数ペア:

[(1, 240249940), (2, 120124970), (4, 60062485), (5, 48049988), (7, 34321420), (10, 24024994), (14, 17160710), (20, 12012497), (28, 8580355), (35, 6864284), (49, 4903060), (67, 3585820), (70, 3432142), (98, 2451530), (134, 1792910), (140, 1716071), (196, 1225765), (245, 980612), (268, 896455), (335, 717164), (469, 512260), (490, 490306), (670, 358582), (938, 256130), (980, 245153), (1340, 179291), (1876, 128065), (2345, 102452), (3283, 73180), (3659, 65660), (4690, 51226), (6566, 36590), (7318, 32830), (9380, 25613), (13132, 18295), (14636, 16415)]