1311912420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{997}}^1$

素因数の和:1270

約数の個数: 192

約数和(自身を含む): 4544365056

約数和(自身を除く): 3232452636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 241, 260, 273, 364, 390, 420, 455, 482, 546, 723, 780, 910, 964, 997, 1092, 1205, 1365, 1446, 1687, 1820, 1994, 2410, 2730, 2892, 2991, 3133, 3374, 3615, 3988, 4820, 4985, 5061, 5460, 5982, 6266, 6748, 6979, 7230, 8435, 9399, 9970, 10122, 11964, 12532, 12961, 13958, 14460, 14955, 15665, 16870, 18798, 19940, 20244, 20937, 21931, 25305, 25922, 27916, 29910, 31330, 33740, 34895, 37596, 38883, 41874, 43862, 46995, 50610, 51844, 59820, 62660, 64805, 65793, 69790, 77766, 83748, 87724, 90727, 93990, 101220, 104685, 109655, 129610, 131586, 139580, 155532, 181454, 187980, 194415, 209370, 219310, 240277, 259220, 263172, 272181, 328965, 362908, 388830, 418740, 438620, 453635, 480554, 544362, 657930, 720831, 777660, 907270, 961108, 1088724, 1201385, 1315860, 1360905, 1441662, 1681939, 1814540, 2402770, 2721810, 2883324, 3123601, 3363878, 3604155, 4805540, 5045817, 5443620, 6247202, 6727756, 7208310, 8409695, 9370803, 10091634, 12494404, 14416620, 15618005, 16819390, 18741606, 20183268, 21865207, 25229085, 31236010, 33638780, 37483212, 43730414, 46854015, 50458170, 62472020, 65595621, 87460828, 93708030, 100916340, 109326035, 131191242, 187416060, 218652070, 262382484, 327978105, 437304140, 655956210, 1311912420]

約数ペア:

[(1, 1311912420), (2, 655956210), (3, 437304140), (4, 327978105), (5, 262382484), (6, 218652070), (7, 187416060), (10, 131191242), (12, 109326035), (13, 100916340), (14, 93708030), (15, 87460828), (20, 65595621), (21, 62472020), (26, 50458170), (28, 46854015), (30, 43730414), (35, 37483212), (39, 33638780), (42, 31236010), (52, 25229085), (60, 21865207), (65, 20183268), (70, 18741606), (78, 16819390), (84, 15618005), (91, 14416620), (105, 12494404), (130, 10091634), (140, 9370803), (156, 8409695), (182, 7208310), (195, 6727756), (210, 6247202), (241, 5443620), (260, 5045817), (273, 4805540), (364, 3604155), (390, 3363878), (420, 3123601), (455, 2883324), (482, 2721810), (546, 2402770), (723, 1814540), (780, 1681939), (910, 1441662), (964, 1360905), (997, 1315860), (1092, 1201385), (1205, 1088724), (1365, 961108), (1446, 907270), (1687, 777660), (1820, 720831), (1994, 657930), (2410, 544362), (2730, 480554), (2892, 453635), (2991, 438620), (3133, 418740), (3374, 388830), (3615, 362908), (3988, 328965), (4820, 272181), (4985, 263172), (5061, 259220), (5460, 240277), (5982, 219310), (6266, 209370), (6748, 194415), (6979, 187980), (7230, 181454), (8435, 155532), (9399, 139580), (9970, 131586), (10122, 129610), (11964, 109655), (12532, 104685), (12961, 101220), (13958, 93990), (14460, 90727), (14955, 87724), (15665, 83748), (16870, 77766), (18798, 69790), (19940, 65793), (20244, 64805), (20937, 62660), (21931, 59820), (25305, 51844), (25922, 50610), (27916, 46995), (29910, 43862), (31330, 41874), (33740, 38883), (34895, 37596)]