15300740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1237

約数の個数: 72

約数和(自身を含む): 40286232

約数和(自身を除く): 24985492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1201, 1274, 1820, 2402, 2548, 3185, 4804, 6005, 6370, 8407, 12010, 12740, 15613, 16814, 24020, 31226, 33628, 42035, 58849, 62452, 78065, 84070, 109291, 117698, 156130, 168140, 218582, 235396, 294245, 312260, 437164, 546455, 588490, 765037, 1092910, 1176980, 1530074, 2185820, 3060148, 3825185, 7650370, 15300740]

約数ペア:

[(1, 15300740), (2, 7650370), (4, 3825185), (5, 3060148), (7, 2185820), (10, 1530074), (13, 1176980), (14, 1092910), (20, 765037), (26, 588490), (28, 546455), (35, 437164), (49, 312260), (52, 294245), (65, 235396), (70, 218582), (91, 168140), (98, 156130), (130, 117698), (140, 109291), (182, 84070), (196, 78065), (245, 62452), (260, 58849), (364, 42035), (455, 33628), (490, 31226), (637, 24020), (910, 16814), (980, 15613), (1201, 12740), (1274, 12010), (1820, 8407), (2402, 6370), (2548, 6005), (3185, 4804)]