280888272

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 947082240

約数和(自身を除く): 666193968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 89, 93, 101, 112, 124, 126, 144, 168, 178, 186, 202, 217, 248, 252, 267, 279, 303, 336, 356, 372, 404, 434, 496, 504, 534, 558, 606, 623, 651, 707, 712, 744, 801, 808, 868, 909, 1008, 1068, 1116, 1212, 1246, 1302, 1414, 1424, 1488, 1602, 1616, 1736, 1818, 1869, 1953, 2121, 2136, 2232, 2424, 2492, 2604, 2759, 2828, 3131, 3204, 3472, 3636, 3738, 3906, 4242, 4272, 4464, 4848, 4984, 5208, 5518, 5607, 5656, 6262, 6363, 6408, 7272, 7476, 7812, 8277, 8484, 8989, 9393, 9968, 10416, 11036, 11214, 11312, 12524, 12726, 12816, 14544, 14952, 15624, 16554, 16968, 17978, 18786, 19313, 21917, 22072, 22428, 24831, 25048, 25452, 26967, 28179, 29904, 31248, 33108, 33936, 35956, 37572, 38626, 43834, 44144, 44856, 49662, 50096, 50904, 53934, 56358, 57939, 62923, 65751, 66216, 71912, 75144, 77252, 80901, 87668, 89712, 99324, 101808, 107868, 112716, 115878, 125846, 131502, 132432, 143824, 150288, 154504, 161802, 173817, 175336, 188769, 197253, 198648, 215736, 225432, 231756, 251692, 263004, 278659, 309008, 323604, 347634, 350672, 377538, 394506, 397296, 431472, 450864, 463512, 503384, 526008, 557318, 566307, 647208, 695268, 755076, 789012, 835977, 927024, 1006768, 1052016, 1114636, 1132614, 1294416, 1390536, 1510152, 1578024, 1671954, 1950613, 2229272, 2265228, 2507931, 2781072, 3020304, 3156048, 3343908, 3901226, 4458544, 4530456, 5015862, 5851839, 6687816, 7802452, 9060912, 10031724, 11703678, 13375632, 15604904, 17555517, 20063448, 23407356, 31209808, 35111034, 40126896, 46814712, 70222068, 93629424, 140444136, 280888272]

約数ペア:

[(1, 280888272), (2, 140444136), (3, 93629424), (4, 70222068), (6, 46814712), (7, 40126896), (8, 35111034), (9, 31209808), (12, 23407356), (14, 20063448), (16, 17555517), (18, 15604904), (21, 13375632), (24, 11703678), (28, 10031724), (31, 9060912), (36, 7802452), (42, 6687816), (48, 5851839), (56, 5015862), (62, 4530456), (63, 4458544), (72, 3901226), (84, 3343908), (89, 3156048), (93, 3020304), (101, 2781072), (112, 2507931), (124, 2265228), (126, 2229272), (144, 1950613), (168, 1671954), (178, 1578024), (186, 1510152), (202, 1390536), (217, 1294416), (248, 1132614), (252, 1114636), (267, 1052016), (279, 1006768), (303, 927024), (336, 835977), (356, 789012), (372, 755076), (404, 695268), (434, 647208), (496, 566307), (504, 557318), (534, 526008), (558, 503384), (606, 463512), (623, 450864), (651, 431472), (707, 397296), (712, 394506), (744, 377538), (801, 350672), (808, 347634), (868, 323604), (909, 309008), (1008, 278659), (1068, 263004), (1116, 251692), (1212, 231756), (1246, 225432), (1302, 215736), (1414, 198648), (1424, 197253), (1488, 188769), (1602, 175336), (1616, 173817), (1736, 161802), (1818, 154504), (1869, 150288), (1953, 143824), (2121, 132432), (2136, 131502), (2232, 125846), (2424, 115878), (2492, 112716), (2604, 107868), (2759, 101808), (2828, 99324), (3131, 89712), (3204, 87668), (3472, 80901), (3636, 77252), (3738, 75144), (3906, 71912), (4242, 66216), (4272, 65751), (4464, 62923), (4848, 57939), (4984, 56358), (5208, 53934), (5518, 50904), (5607, 50096), (5656, 49662), (6262, 44856), (6363, 44144), (6408, 43834), (7272, 38626), (7476, 37572), (7812, 35956), (8277, 33936), (8484, 33108), (8989, 31248), (9393, 29904), (9968, 28179), (10416, 26967), (11036, 25452), (11214, 25048), (11312, 24831), (12524, 22428), (12726, 22072), (12816, 21917), (14544, 19313), (14952, 18786), (15624, 17978), (16554, 16968)]