248021280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13249}}^1$

素因数の和:13283

約数の個数: 144

約数和(自身を含む): 911547000

約数和(自身を除く): 663525720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 13249, 18720, 26498, 39747, 52996, 66245, 79494, 105992, 119241, 132490, 158988, 172237, 198735, 211984, 238482, 264980, 317976, 344474, 397470, 423968, 476964, 516711, 529960, 596205, 635952, 688948, 794940, 861185, 953928, 1033422, 1059920, 1192410, 1271904, 1377896, 1550133, 1589880, 1722370, 1907856, 2066844, 2119840, 2384820, 2583555, 2755792, 3100266, 3179760, 3444740, 3815712, 4133688, 4769640, 5167110, 5511584, 6200532, 6359520, 6889480, 7750665, 8267376, 9539280, 10334220, 12401064, 13778960, 15501330, 16534752, 19078560, 20668440, 24802128, 27557920, 31002660, 41336880, 49604256, 62005320, 82673760, 124010640, 248021280]

約数ペア:

[(1, 248021280), (2, 124010640), (3, 82673760), (4, 62005320), (5, 49604256), (6, 41336880), (8, 31002660), (9, 27557920), (10, 24802128), (12, 20668440), (13, 19078560), (15, 16534752), (16, 15501330), (18, 13778960), (20, 12401064), (24, 10334220), (26, 9539280), (30, 8267376), (32, 7750665), (36, 6889480), (39, 6359520), (40, 6200532), (45, 5511584), (48, 5167110), (52, 4769640), (60, 4133688), (65, 3815712), (72, 3444740), (78, 3179760), (80, 3100266), (90, 2755792), (96, 2583555), (104, 2384820), (117, 2119840), (120, 2066844), (130, 1907856), (144, 1722370), (156, 1589880), (160, 1550133), (180, 1377896), (195, 1271904), (208, 1192410), (234, 1059920), (240, 1033422), (260, 953928), (288, 861185), (312, 794940), (360, 688948), (390, 635952), (416, 596205), (468, 529960), (480, 516711), (520, 476964), (585, 423968), (624, 397470), (720, 344474), (780, 317976), (936, 264980), (1040, 238482), (1170, 211984), (1248, 198735), (1440, 172237), (1560, 158988), (1872, 132490), (2080, 119241), (2340, 105992), (3120, 79494), (3744, 66245), (4680, 52996), (6240, 39747), (9360, 26498), (13249, 18720)]