254136400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 240

約数和(自身を含む): 780485760

約数和(自身を除く): 526349360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 25, 28, 34, 35, 38, 40, 50, 56, 68, 70, 76, 80, 85, 95, 100, 112, 119, 133, 136, 140, 152, 170, 175, 190, 200, 238, 266, 272, 280, 281, 304, 323, 340, 350, 380, 400, 425, 475, 476, 532, 560, 562, 595, 646, 665, 680, 700, 760, 850, 950, 952, 1064, 1124, 1190, 1292, 1330, 1360, 1400, 1405, 1520, 1615, 1700, 1900, 1904, 1967, 2128, 2248, 2261, 2380, 2584, 2660, 2800, 2810, 2975, 3230, 3325, 3400, 3800, 3934, 4496, 4522, 4760, 4777, 5168, 5320, 5339, 5620, 5950, 6460, 6650, 6800, 7025, 7600, 7868, 8075, 9044, 9520, 9554, 9835, 10640, 10678, 11240, 11305, 11900, 12920, 13300, 14050, 15736, 16150, 18088, 19108, 19670, 21356, 22480, 22610, 23800, 23885, 25840, 26600, 26695, 28100, 31472, 32300, 33439, 36176, 37373, 38216, 39340, 42712, 45220, 47600, 47770, 49175, 53200, 53390, 56200, 56525, 64600, 66878, 74746, 76432, 78680, 85424, 90440, 90763, 95540, 98350, 106780, 112400, 113050, 119425, 129200, 133475, 133756, 149492, 157360, 167195, 180880, 181526, 186865, 191080, 196700, 213560, 226100, 238850, 266950, 267512, 298984, 334390, 363052, 373730, 382160, 393400, 427120, 452200, 453815, 477700, 533900, 535024, 597968, 635341, 668780, 726104, 747460, 786800, 835975, 904400, 907630, 934325, 955400, 1067800, 1270682, 1337560, 1452208, 1494920, 1671950, 1815260, 1868650, 1910800, 2135600, 2269075, 2541364, 2675120, 2989840, 3176705, 3343900, 3630520, 3737300, 4538150, 5082728, 6353410, 6687800, 7261040, 7474600, 9076300, 10165456, 12706820, 13375600, 14949200, 15883525, 18152600, 25413640, 31767050, 36305200, 50827280, 63534100, 127068200, 254136400]

約数ペア:

[(1, 254136400), (2, 127068200), (4, 63534100), (5, 50827280), (7, 36305200), (8, 31767050), (10, 25413640), (14, 18152600), (16, 15883525), (17, 14949200), (19, 13375600), (20, 12706820), (25, 10165456), (28, 9076300), (34, 7474600), (35, 7261040), (38, 6687800), (40, 6353410), (50, 5082728), (56, 4538150), (68, 3737300), (70, 3630520), (76, 3343900), (80, 3176705), (85, 2989840), (95, 2675120), (100, 2541364), (112, 2269075), (119, 2135600), (133, 1910800), (136, 1868650), (140, 1815260), (152, 1671950), (170, 1494920), (175, 1452208), (190, 1337560), (200, 1270682), (238, 1067800), (266, 955400), (272, 934325), (280, 907630), (281, 904400), (304, 835975), (323, 786800), (340, 747460), (350, 726104), (380, 668780), (400, 635341), (425, 597968), (475, 535024), (476, 533900), (532, 477700), (560, 453815), (562, 452200), (595, 427120), (646, 393400), (665, 382160), (680, 373730), (700, 363052), (760, 334390), (850, 298984), (950, 267512), (952, 266950), (1064, 238850), (1124, 226100), (1190, 213560), (1292, 196700), (1330, 191080), (1360, 186865), (1400, 181526), (1405, 180880), (1520, 167195), (1615, 157360), (1700, 149492), (1900, 133756), (1904, 133475), (1967, 129200), (2128, 119425), (2248, 113050), (2261, 112400), (2380, 106780), (2584, 98350), (2660, 95540), (2800, 90763), (2810, 90440), (2975, 85424), (3230, 78680), (3325, 76432), (3400, 74746), (3800, 66878), (3934, 64600), (4496, 56525), (4522, 56200), (4760, 53390), (4777, 53200), (5168, 49175), (5320, 47770), (5339, 47600), (5620, 45220), (5950, 42712), (6460, 39340), (6650, 38216), (6800, 37373), (7025, 36176), (7600, 33439), (7868, 32300), (8075, 31472), (9044, 28100), (9520, 26695), (9554, 26600), (9835, 25840), (10640, 23885), (10678, 23800), (11240, 22610), (11305, 22480), (11900, 21356), (12920, 19670), (13300, 19108), (14050, 18088), (15736, 16150)]