68850720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 237346200

約数和(自身を除く): 168495480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 349, 360, 411, 480, 548, 685, 698, 720, 822, 1047, 1096, 1233, 1370, 1396, 1440, 1644, 1745, 2055, 2094, 2192, 2466, 2740, 2792, 3141, 3288, 3490, 4110, 4188, 4384, 4932, 5235, 5480, 5584, 6165, 6282, 6576, 6980, 8220, 8376, 9864, 10470, 10960, 11168, 12330, 12564, 13152, 13960, 15705, 16440, 16752, 19728, 20940, 21920, 24660, 25128, 27920, 31410, 32880, 33504, 39456, 41880, 47813, 49320, 50256, 55840, 62820, 65760, 83760, 95626, 98640, 100512, 125640, 143439, 167520, 191252, 197280, 239065, 251280, 286878, 382504, 430317, 478130, 502560, 573756, 717195, 765008, 860634, 956260, 1147512, 1434390, 1530016, 1721268, 1912520, 2151585, 2295024, 2868780, 3442536, 3825040, 4303170, 4590048, 5737560, 6885072, 7650080, 8606340, 11475120, 13770144, 17212680, 22950240, 34425360, 68850720]

約数ペア:

[(1, 68850720), (2, 34425360), (3, 22950240), (4, 17212680), (5, 13770144), (6, 11475120), (8, 8606340), (9, 7650080), (10, 6885072), (12, 5737560), (15, 4590048), (16, 4303170), (18, 3825040), (20, 3442536), (24, 2868780), (30, 2295024), (32, 2151585), (36, 1912520), (40, 1721268), (45, 1530016), (48, 1434390), (60, 1147512), (72, 956260), (80, 860634), (90, 765008), (96, 717195), (120, 573756), (137, 502560), (144, 478130), (160, 430317), (180, 382504), (240, 286878), (274, 251280), (288, 239065), (349, 197280), (360, 191252), (411, 167520), (480, 143439), (548, 125640), (685, 100512), (698, 98640), (720, 95626), (822, 83760), (1047, 65760), (1096, 62820), (1233, 55840), (1370, 50256), (1396, 49320), (1440, 47813), (1644, 41880), (1745, 39456), (2055, 33504), (2094, 32880), (2192, 31410), (2466, 27920), (2740, 25128), (2792, 24660), (3141, 21920), (3288, 20940), (3490, 19728), (4110, 16752), (4188, 16440), (4384, 15705), (4932, 13960), (5235, 13152), (5480, 12564), (5584, 12330), (6165, 11168), (6282, 10960), (6576, 10470), (6980, 9864), (8220, 8376)]