254663640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9187}}^1$

素因数の和:9222

約数の個数: 192

約数和(自身を含む): 1031996160

約数和(自身を除く): 777332520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 9187, 9240, 13860, 18374, 27561, 27720, 36748, 45935, 55122, 64309, 73496, 82683, 91870, 101057, 110244, 128618, 137805, 165366, 183740, 192927, 202114, 220488, 257236, 275610, 303171, 321545, 330732, 367480, 385854, 404228, 413415, 505285, 514472, 551220, 578781, 606342, 643090, 661464, 707399, 771708, 808456, 826830, 909513, 964635, 1010570, 1102440, 1157562, 1212684, 1286180, 1414798, 1515855, 1543416, 1653660, 1819026, 1929270, 2021140, 2122197, 2315124, 2425368, 2572360, 2829596, 2893905, 3031710, 3307320, 3536995, 3638052, 3858540, 4042280, 4244394, 4547565, 4630248, 5659192, 5787810, 6063420, 6366591, 7073990, 7276104, 7717080, 8488788, 9095130, 10610985, 11575620, 12126840, 12733182, 14147980, 16977576, 18190260, 21221970, 23151240, 25466364, 28295960, 31832955, 36380520, 42443940, 50932728, 63665910, 84887880, 127331820, 254663640]

約数ペア:

[(1, 254663640), (2, 127331820), (3, 84887880), (4, 63665910), (5, 50932728), (6, 42443940), (7, 36380520), (8, 31832955), (9, 28295960), (10, 25466364), (11, 23151240), (12, 21221970), (14, 18190260), (15, 16977576), (18, 14147980), (20, 12733182), (21, 12126840), (22, 11575620), (24, 10610985), (28, 9095130), (30, 8488788), (33, 7717080), (35, 7276104), (36, 7073990), (40, 6366591), (42, 6063420), (44, 5787810), (45, 5659192), (55, 4630248), (56, 4547565), (60, 4244394), (63, 4042280), (66, 3858540), (70, 3638052), (72, 3536995), (77, 3307320), (84, 3031710), (88, 2893905), (90, 2829596), (99, 2572360), (105, 2425368), (110, 2315124), (120, 2122197), (126, 2021140), (132, 1929270), (140, 1819026), (154, 1653660), (165, 1543416), (168, 1515855), (180, 1414798), (198, 1286180), (210, 1212684), (220, 1157562), (231, 1102440), (252, 1010570), (264, 964635), (280, 909513), (308, 826830), (315, 808456), (330, 771708), (360, 707399), (385, 661464), (396, 643090), (420, 606342), (440, 578781), (462, 551220), (495, 514472), (504, 505285), (616, 413415), (630, 404228), (660, 385854), (693, 367480), (770, 330732), (792, 321545), (840, 303171), (924, 275610), (990, 257236), (1155, 220488), (1260, 202114), (1320, 192927), (1386, 183740), (1540, 165366), (1848, 137805), (1980, 128618), (2310, 110244), (2520, 101057), (2772, 91870), (3080, 82683), (3465, 73496), (3960, 64309), (4620, 55122), (5544, 45935), (6930, 36748), (9187, 27720), (9240, 27561), (13860, 18374)]