1312951640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 256

約数和(自身を含む): 4013936640

約数和(自身を除く): 2700985000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 121, 130, 140, 143, 154, 182, 220, 242, 260, 271, 280, 286, 308, 364, 385, 440, 455, 484, 520, 542, 572, 605, 616, 715, 728, 770, 847, 910, 968, 1001, 1084, 1144, 1210, 1331, 1355, 1430, 1540, 1573, 1694, 1820, 1897, 2002, 2168, 2420, 2662, 2710, 2860, 2981, 3080, 3146, 3388, 3523, 3640, 3794, 4004, 4235, 4840, 5005, 5324, 5420, 5720, 5962, 6292, 6655, 6776, 7046, 7588, 7865, 8008, 8470, 9317, 9485, 10010, 10648, 10840, 11011, 11924, 12584, 13310, 14092, 14905, 15176, 15730, 16940, 17303, 17615, 18634, 18970, 20020, 20867, 22022, 23848, 24661, 26620, 28184, 29810, 31460, 32791, 33880, 34606, 35230, 37268, 37940, 38753, 40040, 41734, 44044, 46585, 49322, 53240, 55055, 59620, 62920, 65582, 69212, 70460, 74536, 75880, 77506, 83468, 86515, 88088, 93170, 98644, 104335, 110110, 119240, 121121, 123305, 131164, 138424, 140920, 155012, 163955, 166936, 173030, 186340, 193765, 197288, 208670, 220220, 229537, 242242, 246610, 262328, 271271, 310024, 327910, 346060, 360701, 372680, 387530, 417340, 426283, 440440, 459074, 484484, 493220, 542542, 605605, 655820, 692120, 721402, 775060, 834680, 852566, 918148, 968968, 986440, 1085084, 1147685, 1211210, 1311640, 1356355, 1442804, 1550120, 1705132, 1803505, 1836296, 2131415, 2170168, 2295370, 2422420, 2524907, 2712710, 2885608, 2983981, 3410264, 3607010, 4262830, 4590740, 4689113, 4844840, 5049814, 5425420, 5967962, 7214020, 8525660, 9181480, 9378226, 10099628, 10850840, 11935924, 12624535, 14428040, 14919905, 17051320, 18756452, 20199256, 23445565, 23871848, 25249070, 29839810, 32823791, 37512904, 46891130, 50498140, 59679620, 65647582, 93782260, 100996280, 119359240, 131295164, 164118955, 187564520, 262590328, 328237910, 656475820, 1312951640]

約数ペア:

[(1, 1312951640), (2, 656475820), (4, 328237910), (5, 262590328), (7, 187564520), (8, 164118955), (10, 131295164), (11, 119359240), (13, 100996280), (14, 93782260), (20, 65647582), (22, 59679620), (26, 50498140), (28, 46891130), (35, 37512904), (40, 32823791), (44, 29839810), (52, 25249070), (55, 23871848), (56, 23445565), (65, 20199256), (70, 18756452), (77, 17051320), (88, 14919905), (91, 14428040), (104, 12624535), (110, 11935924), (121, 10850840), (130, 10099628), (140, 9378226), (143, 9181480), (154, 8525660), (182, 7214020), (220, 5967962), (242, 5425420), (260, 5049814), (271, 4844840), (280, 4689113), (286, 4590740), (308, 4262830), (364, 3607010), (385, 3410264), (440, 2983981), (455, 2885608), (484, 2712710), (520, 2524907), (542, 2422420), (572, 2295370), (605, 2170168), (616, 2131415), (715, 1836296), (728, 1803505), (770, 1705132), (847, 1550120), (910, 1442804), (968, 1356355), (1001, 1311640), (1084, 1211210), (1144, 1147685), (1210, 1085084), (1331, 986440), (1355, 968968), (1430, 918148), (1540, 852566), (1573, 834680), (1694, 775060), (1820, 721402), (1897, 692120), (2002, 655820), (2168, 605605), (2420, 542542), (2662, 493220), (2710, 484484), (2860, 459074), (2981, 440440), (3080, 426283), (3146, 417340), (3388, 387530), (3523, 372680), (3640, 360701), (3794, 346060), (4004, 327910), (4235, 310024), (4840, 271271), (5005, 262328), (5324, 246610), (5420, 242242), (5720, 229537), (5962, 220220), (6292, 208670), (6655, 197288), (6776, 193765), (7046, 186340), (7588, 173030), (7865, 166936), (8008, 163955), (8470, 155012), (9317, 140920), (9485, 138424), (10010, 131164), (10648, 123305), (10840, 121121), (11011, 119240), (11924, 110110), (12584, 104335), (13310, 98644), (14092, 93170), (14905, 88088), (15176, 86515), (15730, 83468), (16940, 77506), (17303, 75880), (17615, 74536), (18634, 70460), (18970, 69212), (20020, 65582), (20867, 62920), (22022, 59620), (23848, 55055), (24661, 53240), (26620, 49322), (28184, 46585), (29810, 44044), (31460, 41734), (32791, 40040), (33880, 38753), (34606, 37940), (35230, 37268)]