156740880920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{40849}}^1$

素因数の和:41077

約数の個数: 128

約数和(自身を含む): 390356064000

約数和(自身を除く): 233615183080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 157, 188, 235, 260, 314, 376, 470, 520, 611, 628, 785, 940, 1222, 1256, 1570, 1880, 2041, 2444, 3055, 3140, 4082, 4888, 6110, 6280, 7379, 8164, 10205, 12220, 14758, 16328, 20410, 24440, 29516, 36895, 40820, 40849, 59032, 73790, 81640, 81698, 95927, 147580, 163396, 191854, 204245, 295160, 326792, 383708, 408490, 479635, 531037, 767416, 816980, 959270, 1062074, 1633960, 1918540, 1919903, 2124148, 2655185, 3837080, 3839806, 4248296, 5310370, 6413293, 7679612, 9599515, 10620740, 12826586, 15359224, 19199030, 21241480, 24958739, 25653172, 32066465, 38398060, 49917478, 51306344, 64132930, 76796120, 83372809, 99834956, 124793695, 128265860, 166745618, 199669912, 249587390, 256531720, 301424771, 333491236, 416864045, 499174780, 602849542, 666982472, 833728090, 998349560, 1205699084, 1507123855, 1667456180, 2411398168, 3014247710, 3334912360, 3918522023, 6028495420, 7837044046, 12056990840, 15674088092, 19592610115, 31348176184, 39185220230, 78370440460, 156740880920]

約数ペア:

[(1, 156740880920), (2, 78370440460), (4, 39185220230), (5, 31348176184), (8, 19592610115), (10, 15674088092), (13, 12056990840), (20, 7837044046), (26, 6028495420), (40, 3918522023), (47, 3334912360), (52, 3014247710), (65, 2411398168), (94, 1667456180), (104, 1507123855), (130, 1205699084), (157, 998349560), (188, 833728090), (235, 666982472), (260, 602849542), (314, 499174780), (376, 416864045), (470, 333491236), (520, 301424771), (611, 256531720), (628, 249587390), (785, 199669912), (940, 166745618), (1222, 128265860), (1256, 124793695), (1570, 99834956), (1880, 83372809), (2041, 76796120), (2444, 64132930), (3055, 51306344), (3140, 49917478), (4082, 38398060), (4888, 32066465), (6110, 25653172), (6280, 24958739), (7379, 21241480), (8164, 19199030), (10205, 15359224), (12220, 12826586), (14758, 10620740), (16328, 9599515), (20410, 7679612), (24440, 6413293), (29516, 5310370), (36895, 4248296), (40820, 3839806), (40849, 3837080), (59032, 2655185), (73790, 2124148), (81640, 1919903), (81698, 1918540), (95927, 1633960), (147580, 1062074), (163396, 959270), (191854, 816980), (204245, 767416), (295160, 531037), (326792, 479635), (383708, 408490)]