258977264

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2143}}^1$

素因数の和:2254

約数の個数: 80

約数和(自身を含む): 625293312

約数和(自身を除く): 366316048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 83, 91, 104, 112, 166, 182, 208, 332, 364, 581, 664, 728, 1079, 1162, 1328, 1456, 2143, 2158, 2324, 4286, 4316, 4648, 7553, 8572, 8632, 9296, 15001, 15106, 17144, 17264, 27859, 30002, 30212, 34288, 55718, 60004, 60424, 111436, 120008, 120848, 177869, 195013, 222872, 240016, 355738, 390026, 445744, 711476, 780052, 1245083, 1422952, 1560104, 2312297, 2490166, 2845904, 3120208, 4624594, 4980332, 9249188, 9960664, 16186079, 18498376, 19921328, 32372158, 36996752, 64744316, 129488632, 258977264]

約数ペア:

[(1, 258977264), (2, 129488632), (4, 64744316), (7, 36996752), (8, 32372158), (13, 19921328), (14, 18498376), (16, 16186079), (26, 9960664), (28, 9249188), (52, 4980332), (56, 4624594), (83, 3120208), (91, 2845904), (104, 2490166), (112, 2312297), (166, 1560104), (182, 1422952), (208, 1245083), (332, 780052), (364, 711476), (581, 445744), (664, 390026), (728, 355738), (1079, 240016), (1162, 222872), (1328, 195013), (1456, 177869), (2143, 120848), (2158, 120008), (2324, 111436), (4286, 60424), (4316, 60004), (4648, 55718), (7553, 34288), (8572, 30212), (8632, 30002), (9296, 27859), (15001, 17264), (15106, 17144)]