257239800

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 920774400

約数和(自身を除く): 663534600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 67, 72, 75, 79, 81, 90, 100, 108, 120, 134, 135, 150, 158, 162, 180, 200, 201, 216, 225, 237, 243, 268, 270, 300, 316, 324, 335, 360, 395, 402, 405, 450, 474, 486, 536, 540, 600, 603, 632, 648, 670, 675, 711, 790, 804, 810, 900, 948, 972, 1005, 1080, 1185, 1206, 1215, 1340, 1350, 1422, 1580, 1608, 1620, 1675, 1800, 1809, 1896, 1944, 1975, 2010, 2025, 2133, 2370, 2412, 2430, 2680, 2700, 2844, 3015, 3160, 3240, 3350, 3555, 3618, 3950, 4020, 4050, 4266, 4740, 4824, 4860, 5025, 5293, 5400, 5427, 5688, 5925, 6030, 6075, 6399, 6700, 7110, 7236, 7900, 8040, 8100, 8532, 9045, 9480, 9720, 10050, 10586, 10665, 10854, 11850, 12060, 12150, 12798, 13400, 14220, 14472, 15075, 15800, 15879, 16200, 16281, 17064, 17775, 18090, 19197, 20100, 21172, 21330, 21708, 23700, 24120, 24300, 25596, 26465, 27135, 28440, 30150, 31758, 31995, 32562, 35550, 36180, 38394, 40200, 42344, 42660, 43416, 45225, 47400, 47637, 48600, 51192, 52930, 53325, 54270, 60300, 63516, 63990, 65124, 71100, 72360, 76788, 79395, 81405, 85320, 90450, 95274, 95985, 105860, 106650, 108540, 120600, 127032, 127980, 130248, 132325, 135675, 142200, 142911, 153576, 158790, 159975, 162810, 180900, 190548, 191970, 211720, 213300, 217080, 238185, 255960, 264650, 271350, 285822, 317580, 319950, 325620, 361800, 381096, 383940, 396975, 407025, 426600, 428733, 476370, 479925, 529300, 542700, 571644, 635160, 639900, 651240, 714555, 767880, 793950, 814050, 857466, 952740, 959850, 1058600, 1085400, 1143288, 1190925, 1279800, 1286199, 1429110, 1587900, 1628100, 1714932, 1905480, 1919700, 2143665, 2381850, 2572398, 2858220, 3175800, 3256200, 3429864, 3572775, 3839400, 4287330, 4763700, 5144796, 5716440, 6430995, 7145550, 8574660, 9527400, 10289592, 10718325, 12861990, 14291100, 17149320, 21436650, 25723980, 28582200, 32154975, 42873300, 51447960, 64309950, 85746600, 128619900, 257239800]

約数ペア:

[(1, 257239800), (2, 128619900), (3, 85746600), (4, 64309950), (5, 51447960), (6, 42873300), (8, 32154975), (9, 28582200), (10, 25723980), (12, 21436650), (15, 17149320), (18, 14291100), (20, 12861990), (24, 10718325), (25, 10289592), (27, 9527400), (30, 8574660), (36, 7145550), (40, 6430995), (45, 5716440), (50, 5144796), (54, 4763700), (60, 4287330), (67, 3839400), (72, 3572775), (75, 3429864), (79, 3256200), (81, 3175800), (90, 2858220), (100, 2572398), (108, 2381850), (120, 2143665), (134, 1919700), (135, 1905480), (150, 1714932), (158, 1628100), (162, 1587900), (180, 1429110), (200, 1286199), (201, 1279800), (216, 1190925), (225, 1143288), (237, 1085400), (243, 1058600), (268, 959850), (270, 952740), (300, 857466), (316, 814050), (324, 793950), (335, 767880), (360, 714555), (395, 651240), (402, 639900), (405, 635160), (450, 571644), (474, 542700), (486, 529300), (536, 479925), (540, 476370), (600, 428733), (603, 426600), (632, 407025), (648, 396975), (670, 383940), (675, 381096), (711, 361800), (790, 325620), (804, 319950), (810, 317580), (900, 285822), (948, 271350), (972, 264650), (1005, 255960), (1080, 238185), (1185, 217080), (1206, 213300), (1215, 211720), (1340, 191970), (1350, 190548), (1422, 180900), (1580, 162810), (1608, 159975), (1620, 158790), (1675, 153576), (1800, 142911), (1809, 142200), (1896, 135675), (1944, 132325), (1975, 130248), (2010, 127980), (2025, 127032), (2133, 120600), (2370, 108540), (2412, 106650), (2430, 105860), (2680, 95985), (2700, 95274), (2844, 90450), (3015, 85320), (3160, 81405), (3240, 79395), (3350, 76788), (3555, 72360), (3618, 71100), (3950, 65124), (4020, 63990), (4050, 63516), (4266, 60300), (4740, 54270), (4824, 53325), (4860, 52930), (5025, 51192), (5293, 48600), (5400, 47637), (5427, 47400), (5688, 45225), (5925, 43416), (6030, 42660), (6075, 42344), (6399, 40200), (6700, 38394), (7110, 36180), (7236, 35550), (7900, 32562), (8040, 31995), (8100, 31758), (8532, 30150), (9045, 28440), (9480, 27135), (9720, 26465), (10050, 25596), (10586, 24300), (10665, 24120), (10854, 23700), (11850, 21708), (12060, 21330), (12150, 21172), (12798, 20100), (13400, 19197), (14220, 18090), (14472, 17775), (15075, 17064), (15800, 16281), (15879, 16200)]