233304890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 518918400

約数和(自身を除く): 285613510

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 449, 455, 571, 898, 910, 1142, 2245, 2855, 3143, 3997, 4490, 5710, 5837, 6286, 7423, 7994, 11674, 14846, 15715, 19985, 29185, 31430, 37115, 39970, 40859, 51961, 58370, 74230, 81718, 103922, 204295, 256379, 259805, 408590, 512758, 519610, 1281895, 1794653, 2563790, 3332927, 3589306, 6665854, 8973265, 16664635, 17946530, 23330489, 33329270, 46660978, 116652445, 233304890]

約数ペア:

[(1, 233304890), (2, 116652445), (5, 46660978), (7, 33329270), (10, 23330489), (13, 17946530), (14, 16664635), (26, 8973265), (35, 6665854), (65, 3589306), (70, 3332927), (91, 2563790), (130, 1794653), (182, 1281895), (449, 519610), (455, 512758), (571, 408590), (898, 259805), (910, 256379), (1142, 204295), (2245, 103922), (2855, 81718), (3143, 74230), (3997, 58370), (4490, 51961), (5710, 40859), (5837, 39970), (6286, 37115), (7423, 31430), (7994, 29185), (11674, 19985), (14846, 15715)]