27810720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 288

約数和(自身を含む): 113218560

約数和(自身を除く): 85407840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 89, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 178, 180, 186, 210, 217, 224, 240, 248, 252, 267, 279, 280, 288, 310, 315, 336, 356, 360, 372, 420, 434, 445, 465, 480, 496, 504, 534, 558, 560, 620, 623, 630, 651, 672, 712, 720, 744, 801, 840, 868, 890, 930, 992, 1008, 1068, 1085, 1116, 1120, 1240, 1246, 1260, 1302, 1335, 1395, 1424, 1440, 1488, 1602, 1680, 1736, 1780, 1860, 1869, 1953, 2016, 2136, 2170, 2232, 2480, 2492, 2520, 2604, 2670, 2759, 2790, 2848, 2976, 3115, 3204, 3255, 3360, 3472, 3560, 3720, 3738, 3906, 4005, 4272, 4340, 4464, 4960, 4984, 5040, 5208, 5340, 5518, 5580, 5607, 6230, 6408, 6510, 6944, 7120, 7440, 7476, 7812, 8010, 8277, 8544, 8680, 8928, 9345, 9765, 9968, 10080, 10416, 10680, 11036, 11160, 11214, 12460, 12816, 13020, 13795, 14240, 14880, 14952, 15624, 16020, 16554, 17360, 18690, 19313, 19530, 19936, 20832, 21360, 22072, 22320, 22428, 24831, 24920, 25632, 26040, 27590, 28035, 29904, 31248, 32040, 33108, 34720, 37380, 38626, 39060, 41385, 42720, 44144, 44640, 44856, 49662, 49840, 52080, 55180, 56070, 57939, 59808, 62496, 64080, 66216, 74760, 77252, 78120, 82770, 88288, 89712, 96565, 99324, 99680, 104160, 110360, 112140, 115878, 124155, 128160, 132432, 149520, 154504, 156240, 165540, 173817, 179424, 193130, 198648, 220720, 224280, 231756, 248310, 264864, 289695, 299040, 309008, 312480, 331080, 347634, 386260, 397296, 441440, 448560, 463512, 496620, 579390, 618016, 662160, 695268, 772520, 794592, 869085, 897120, 927024, 993240, 1158780, 1324320, 1390536, 1545040, 1738170, 1854048, 1986480, 2317560, 2781072, 3090080, 3476340, 3972960, 4635120, 5562144, 6952680, 9270240, 13905360, 27810720]

約数ペア:

[(1, 27810720), (2, 13905360), (3, 9270240), (4, 6952680), (5, 5562144), (6, 4635120), (7, 3972960), (8, 3476340), (9, 3090080), (10, 2781072), (12, 2317560), (14, 1986480), (15, 1854048), (16, 1738170), (18, 1545040), (20, 1390536), (21, 1324320), (24, 1158780), (28, 993240), (30, 927024), (31, 897120), (32, 869085), (35, 794592), (36, 772520), (40, 695268), (42, 662160), (45, 618016), (48, 579390), (56, 496620), (60, 463512), (62, 448560), (63, 441440), (70, 397296), (72, 386260), (80, 347634), (84, 331080), (89, 312480), (90, 309008), (93, 299040), (96, 289695), (105, 264864), (112, 248310), (120, 231756), (124, 224280), (126, 220720), (140, 198648), (144, 193130), (155, 179424), (160, 173817), (168, 165540), (178, 156240), (180, 154504), (186, 149520), (210, 132432), (217, 128160), (224, 124155), (240, 115878), (248, 112140), (252, 110360), (267, 104160), (279, 99680), (280, 99324), (288, 96565), (310, 89712), (315, 88288), (336, 82770), (356, 78120), (360, 77252), (372, 74760), (420, 66216), (434, 64080), (445, 62496), (465, 59808), (480, 57939), (496, 56070), (504, 55180), (534, 52080), (558, 49840), (560, 49662), (620, 44856), (623, 44640), (630, 44144), (651, 42720), (672, 41385), (712, 39060), (720, 38626), (744, 37380), (801, 34720), (840, 33108), (868, 32040), (890, 31248), (930, 29904), (992, 28035), (1008, 27590), (1068, 26040), (1085, 25632), (1116, 24920), (1120, 24831), (1240, 22428), (1246, 22320), (1260, 22072), (1302, 21360), (1335, 20832), (1395, 19936), (1424, 19530), (1440, 19313), (1488, 18690), (1602, 17360), (1680, 16554), (1736, 16020), (1780, 15624), (1860, 14952), (1869, 14880), (1953, 14240), (2016, 13795), (2136, 13020), (2170, 12816), (2232, 12460), (2480, 11214), (2492, 11160), (2520, 11036), (2604, 10680), (2670, 10416), (2759, 10080), (2790, 9968), (2848, 9765), (2976, 9345), (3115, 8928), (3204, 8680), (3255, 8544), (3360, 8277), (3472, 8010), (3560, 7812), (3720, 7476), (3738, 7440), (3906, 7120), (4005, 6944), (4272, 6510), (4340, 6408), (4464, 6230), (4960, 5607), (4984, 5580), (5040, 5518), (5208, 5340)]