656287141560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1979}}^1\times {\mathrm{11467}}^1$

素因数の和:13701

約数の個数: 128

約数和(自身を含む): 1978202476800

約数和(自身を除く): 1321915335240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 723, 964, 1205, 1446, 1928, 1979, 2410, 2892, 3615, 3958, 4820, 5784, 5937, 7230, 7916, 9640, 9895, 11467, 11874, 14460, 15832, 19790, 22934, 23748, 28920, 29685, 34401, 39580, 45868, 47496, 57335, 59370, 68802, 79160, 91736, 114670, 118740, 137604, 172005, 229340, 237480, 275208, 344010, 458680, 476939, 688020, 953878, 1376040, 1430817, 1907756, 2384695, 2763547, 2861634, 3815512, 4769390, 5527094, 5723268, 7154085, 8290641, 9538780, 11054188, 11446536, 13817735, 14308170, 16581282, 19077560, 22108376, 22693193, 27635470, 28616340, 33162564, 41453205, 45386386, 55270940, 57232680, 66325128, 68079579, 82906410, 90772772, 110541880, 113465965, 136159158, 165812820, 181545544, 226931930, 272318316, 331625640, 340397895, 453863860, 544636632, 680795790, 907727720, 1361591580, 2723183160, 5469059513, 10938119026, 16407178539, 21876238052, 27345297565, 32814357078, 43752476104, 54690595130, 65628714156, 82035892695, 109381190260, 131257428312, 164071785390, 218762380520, 328143570780, 656287141560]

約数ペア:

[(1, 656287141560), (2, 328143570780), (3, 218762380520), (4, 164071785390), (5, 131257428312), (6, 109381190260), (8, 82035892695), (10, 65628714156), (12, 54690595130), (15, 43752476104), (20, 32814357078), (24, 27345297565), (30, 21876238052), (40, 16407178539), (60, 10938119026), (120, 5469059513), (241, 2723183160), (482, 1361591580), (723, 907727720), (964, 680795790), (1205, 544636632), (1446, 453863860), (1928, 340397895), (1979, 331625640), (2410, 272318316), (2892, 226931930), (3615, 181545544), (3958, 165812820), (4820, 136159158), (5784, 113465965), (5937, 110541880), (7230, 90772772), (7916, 82906410), (9640, 68079579), (9895, 66325128), (11467, 57232680), (11874, 55270940), (14460, 45386386), (15832, 41453205), (19790, 33162564), (22934, 28616340), (23748, 27635470), (28920, 22693193), (29685, 22108376), (34401, 19077560), (39580, 16581282), (45868, 14308170), (47496, 13817735), (57335, 11446536), (59370, 11054188), (68802, 9538780), (79160, 8290641), (91736, 7154085), (114670, 5723268), (118740, 5527094), (137604, 4769390), (172005, 3815512), (229340, 2861634), (237480, 2763547), (275208, 2384695), (344010, 1907756), (458680, 1430817), (476939, 1376040), (688020, 953878)]