1285658640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3229}}^1$

素因数の和:3334

約数の個数: 240

約数和(自身を含む): 4998489600

約数和(自身を除く): 3712830960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 105, 112, 120, 126, 140, 144, 158, 168, 180, 210, 237, 240, 252, 280, 315, 316, 336, 360, 395, 420, 474, 504, 553, 560, 630, 632, 711, 720, 790, 840, 948, 1008, 1106, 1185, 1260, 1264, 1422, 1580, 1659, 1680, 1896, 2212, 2370, 2520, 2765, 2844, 3160, 3229, 3318, 3555, 3792, 4424, 4740, 4977, 5040, 5530, 5688, 6320, 6458, 6636, 7110, 8295, 8848, 9480, 9687, 9954, 11060, 11376, 12916, 13272, 14220, 16145, 16590, 18960, 19374, 19908, 22120, 22603, 24885, 25832, 26544, 28440, 29061, 32290, 33180, 38748, 39816, 44240, 45206, 48435, 49770, 51664, 56880, 58122, 64580, 66360, 67809, 77496, 79632, 90412, 96870, 99540, 113015, 116244, 129160, 132720, 135618, 145305, 154992, 180824, 193740, 199080, 203427, 226030, 232488, 255091, 258320, 271236, 290610, 339045, 361648, 387480, 398160, 406854, 452060, 464976, 510182, 542472, 581220, 678090, 765273, 774960, 813708, 904120, 1017135, 1020364, 1084944, 1162440, 1275455, 1356180, 1530546, 1627416, 1785637, 1808240, 2034270, 2040728, 2295819, 2324880, 2550910, 2712360, 3061092, 3254832, 3571274, 3826365, 4068540, 4081456, 4591638, 5101820, 5356911, 5424720, 6122184, 7142548, 7652730, 8137080, 8928185, 9183276, 10203640, 10713822, 11479095, 12244368, 14285096, 15305460, 16070733, 16274160, 17856370, 18366552, 20407280, 21427644, 22958190, 26784555, 28570192, 30610920, 32141466, 35712740, 36733104, 42855288, 45916380, 53569110, 61221840, 64282932, 71425480, 80353665, 85710576, 91832760, 107138220, 128565864, 142850960, 160707330, 183665520, 214276440, 257131728, 321414660, 428552880, 642829320, 1285658640]

約数ペア:

[(1, 1285658640), (2, 642829320), (3, 428552880), (4, 321414660), (5, 257131728), (6, 214276440), (7, 183665520), (8, 160707330), (9, 142850960), (10, 128565864), (12, 107138220), (14, 91832760), (15, 85710576), (16, 80353665), (18, 71425480), (20, 64282932), (21, 61221840), (24, 53569110), (28, 45916380), (30, 42855288), (35, 36733104), (36, 35712740), (40, 32141466), (42, 30610920), (45, 28570192), (48, 26784555), (56, 22958190), (60, 21427644), (63, 20407280), (70, 18366552), (72, 17856370), (79, 16274160), (80, 16070733), (84, 15305460), (90, 14285096), (105, 12244368), (112, 11479095), (120, 10713822), (126, 10203640), (140, 9183276), (144, 8928185), (158, 8137080), (168, 7652730), (180, 7142548), (210, 6122184), (237, 5424720), (240, 5356911), (252, 5101820), (280, 4591638), (315, 4081456), (316, 4068540), (336, 3826365), (360, 3571274), (395, 3254832), (420, 3061092), (474, 2712360), (504, 2550910), (553, 2324880), (560, 2295819), (630, 2040728), (632, 2034270), (711, 1808240), (720, 1785637), (790, 1627416), (840, 1530546), (948, 1356180), (1008, 1275455), (1106, 1162440), (1185, 1084944), (1260, 1020364), (1264, 1017135), (1422, 904120), (1580, 813708), (1659, 774960), (1680, 765273), (1896, 678090), (2212, 581220), (2370, 542472), (2520, 510182), (2765, 464976), (2844, 452060), (3160, 406854), (3229, 398160), (3318, 387480), (3555, 361648), (3792, 339045), (4424, 290610), (4740, 271236), (4977, 258320), (5040, 255091), (5530, 232488), (5688, 226030), (6320, 203427), (6458, 199080), (6636, 193740), (7110, 180824), (8295, 154992), (8848, 145305), (9480, 135618), (9687, 132720), (9954, 129160), (11060, 116244), (11376, 113015), (12916, 99540), (13272, 96870), (14220, 90412), (16145, 79632), (16590, 77496), (18960, 67809), (19374, 66360), (19908, 64580), (22120, 58122), (22603, 56880), (24885, 51664), (25832, 49770), (26544, 48435), (28440, 45206), (29061, 44240), (32290, 39816), (33180, 38748)]