254241540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:359

約数の個数: 288

約数和(自身を含む): 952713216

約数和(自身を除く): 698471676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 31, 35, 36, 42, 45, 46, 60, 62, 63, 69, 70, 84, 90, 92, 93, 105, 115, 124, 126, 138, 140, 155, 161, 180, 186, 207, 210, 217, 230, 252, 276, 279, 283, 310, 315, 322, 345, 372, 414, 420, 434, 460, 465, 483, 558, 566, 620, 630, 644, 651, 690, 713, 805, 828, 849, 868, 930, 966, 1035, 1085, 1116, 1132, 1260, 1302, 1380, 1395, 1415, 1426, 1449, 1610, 1698, 1860, 1932, 1953, 1981, 2070, 2139, 2170, 2415, 2547, 2604, 2790, 2830, 2852, 2898, 3220, 3255, 3396, 3565, 3906, 3962, 4140, 4245, 4278, 4340, 4830, 4991, 5094, 5580, 5660, 5796, 5943, 6417, 6509, 6510, 7130, 7245, 7812, 7924, 8490, 8556, 8773, 9660, 9765, 9905, 9982, 10188, 10695, 11886, 12735, 12834, 13018, 13020, 14260, 14490, 14973, 16980, 17546, 17829, 19527, 19530, 19810, 19964, 21390, 23772, 24955, 25470, 25668, 26036, 26319, 28980, 29715, 29946, 32085, 32545, 35092, 35658, 39054, 39060, 39620, 42780, 43865, 44919, 45563, 49910, 50940, 52638, 58581, 59430, 59892, 61411, 64170, 65090, 71316, 74865, 78108, 78957, 87730, 89145, 89838, 91126, 97635, 99820, 105276, 117162, 118860, 122822, 128340, 130180, 131595, 136689, 149730, 157914, 175460, 178290, 179676, 182252, 184233, 195270, 201779, 224595, 227815, 234324, 245644, 263190, 273378, 292905, 299460, 307055, 315828, 356580, 368466, 390540, 394785, 403558, 410067, 449190, 455630, 526380, 546756, 552699, 585810, 605337, 614110, 683445, 736932, 789570, 807116, 820134, 898380, 911260, 921165, 1008895, 1105398, 1171620, 1210674, 1228220, 1366890, 1412453, 1579140, 1640268, 1816011, 1842330, 2017790, 2050335, 2210796, 2421348, 2733780, 2763495, 2824906, 3026685, 3632022, 3684660, 4035580, 4100670, 4237359, 5526990, 5649812, 6053370, 7062265, 7264044, 8201340, 8474718, 9080055, 11053980, 12106740, 12712077, 14124530, 16949436, 18160110, 21186795, 25424154, 28249060, 36320220, 42373590, 50848308, 63560385, 84747180, 127120770, 254241540]

約数ペア:

[(1, 254241540), (2, 127120770), (3, 84747180), (4, 63560385), (5, 50848308), (6, 42373590), (7, 36320220), (9, 28249060), (10, 25424154), (12, 21186795), (14, 18160110), (15, 16949436), (18, 14124530), (20, 12712077), (21, 12106740), (23, 11053980), (28, 9080055), (30, 8474718), (31, 8201340), (35, 7264044), (36, 7062265), (42, 6053370), (45, 5649812), (46, 5526990), (60, 4237359), (62, 4100670), (63, 4035580), (69, 3684660), (70, 3632022), (84, 3026685), (90, 2824906), (92, 2763495), (93, 2733780), (105, 2421348), (115, 2210796), (124, 2050335), (126, 2017790), (138, 1842330), (140, 1816011), (155, 1640268), (161, 1579140), (180, 1412453), (186, 1366890), (207, 1228220), (210, 1210674), (217, 1171620), (230, 1105398), (252, 1008895), (276, 921165), (279, 911260), (283, 898380), (310, 820134), (315, 807116), (322, 789570), (345, 736932), (372, 683445), (414, 614110), (420, 605337), (434, 585810), (460, 552699), (465, 546756), (483, 526380), (558, 455630), (566, 449190), (620, 410067), (630, 403558), (644, 394785), (651, 390540), (690, 368466), (713, 356580), (805, 315828), (828, 307055), (849, 299460), (868, 292905), (930, 273378), (966, 263190), (1035, 245644), (1085, 234324), (1116, 227815), (1132, 224595), (1260, 201779), (1302, 195270), (1380, 184233), (1395, 182252), (1415, 179676), (1426, 178290), (1449, 175460), (1610, 157914), (1698, 149730), (1860, 136689), (1932, 131595), (1953, 130180), (1981, 128340), (2070, 122822), (2139, 118860), (2170, 117162), (2415, 105276), (2547, 99820), (2604, 97635), (2790, 91126), (2830, 89838), (2852, 89145), (2898, 87730), (3220, 78957), (3255, 78108), (3396, 74865), (3565, 71316), (3906, 65090), (3962, 64170), (4140, 61411), (4245, 59892), (4278, 59430), (4340, 58581), (4830, 52638), (4991, 50940), (5094, 49910), (5580, 45563), (5660, 44919), (5796, 43865), (5943, 42780), (6417, 39620), (6509, 39060), (6510, 39054), (7130, 35658), (7245, 35092), (7812, 32545), (7924, 32085), (8490, 29946), (8556, 29715), (8773, 28980), (9660, 26319), (9765, 26036), (9905, 25668), (9982, 25470), (10188, 24955), (10695, 23772), (11886, 21390), (12735, 19964), (12834, 19810), (13018, 19530), (13020, 19527), (14260, 17829), (14490, 17546), (14973, 16980)]