996899680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 2779297920

約数和(自身を除く): 1782398240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 89, 112, 137, 140, 146, 160, 178, 224, 274, 280, 292, 356, 365, 445, 511, 548, 560, 584, 623, 685, 712, 730, 890, 959, 1022, 1096, 1120, 1168, 1246, 1370, 1424, 1460, 1780, 1918, 2044, 2192, 2336, 2492, 2555, 2740, 2848, 2920, 3115, 3560, 3836, 4088, 4384, 4795, 4984, 5110, 5480, 5840, 6230, 6497, 7120, 7672, 8176, 9590, 9968, 10001, 10220, 10960, 11680, 12193, 12460, 12994, 14240, 15344, 16352, 19180, 19936, 20002, 20440, 21920, 24386, 24920, 25988, 30688, 32485, 38360, 40004, 40880, 45479, 48772, 49840, 50005, 51976, 60965, 64970, 70007, 76720, 80008, 81760, 85351, 90958, 97544, 99680, 100010, 103952, 121930, 129940, 140014, 153440, 160016, 170702, 181916, 195088, 200020, 207904, 227395, 243860, 259880, 280028, 320032, 341404, 350035, 363832, 390176, 400040, 426755, 454790, 487720, 519760, 560056, 682808, 700070, 727664, 800080, 853510, 890089, 909580, 975440, 1039520, 1120112, 1365616, 1400140, 1455328, 1600160, 1707020, 1780178, 1819160, 1950880, 2240224, 2731232, 2800280, 3414040, 3560356, 3638320, 4450445, 5600560, 6230623, 6828080, 7120712, 7276640, 8900890, 11201120, 12461246, 13656160, 14241424, 17801780, 24922492, 28482848, 31153115, 35603560, 49844984, 62306230, 71207120, 99689968, 124612460, 142414240, 199379936, 249224920, 498449840, 996899680]

約数ペア:

[(1, 996899680), (2, 498449840), (4, 249224920), (5, 199379936), (7, 142414240), (8, 124612460), (10, 99689968), (14, 71207120), (16, 62306230), (20, 49844984), (28, 35603560), (32, 31153115), (35, 28482848), (40, 24922492), (56, 17801780), (70, 14241424), (73, 13656160), (80, 12461246), (89, 11201120), (112, 8900890), (137, 7276640), (140, 7120712), (146, 6828080), (160, 6230623), (178, 5600560), (224, 4450445), (274, 3638320), (280, 3560356), (292, 3414040), (356, 2800280), (365, 2731232), (445, 2240224), (511, 1950880), (548, 1819160), (560, 1780178), (584, 1707020), (623, 1600160), (685, 1455328), (712, 1400140), (730, 1365616), (890, 1120112), (959, 1039520), (1022, 975440), (1096, 909580), (1120, 890089), (1168, 853510), (1246, 800080), (1370, 727664), (1424, 700070), (1460, 682808), (1780, 560056), (1918, 519760), (2044, 487720), (2192, 454790), (2336, 426755), (2492, 400040), (2555, 390176), (2740, 363832), (2848, 350035), (2920, 341404), (3115, 320032), (3560, 280028), (3836, 259880), (4088, 243860), (4384, 227395), (4795, 207904), (4984, 200020), (5110, 195088), (5480, 181916), (5840, 170702), (6230, 160016), (6497, 153440), (7120, 140014), (7672, 129940), (8176, 121930), (9590, 103952), (9968, 100010), (10001, 99680), (10220, 97544), (10960, 90958), (11680, 85351), (12193, 81760), (12460, 80008), (12994, 76720), (14240, 70007), (15344, 64970), (16352, 60965), (19180, 51976), (19936, 50005), (20002, 49840), (20440, 48772), (21920, 45479), (24386, 40880), (24920, 40004), (25988, 38360), (30688, 32485)]