1261384320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:895

約数の個数: 256

約数和(自身を含む): 4637491200

約数和(自身を除く): 3376106880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 127, 128, 140, 160, 168, 192, 210, 224, 240, 254, 280, 320, 336, 381, 384, 420, 448, 480, 508, 560, 635, 640, 672, 739, 762, 840, 889, 896, 960, 1016, 1120, 1270, 1344, 1478, 1524, 1680, 1778, 1905, 1920, 2032, 2217, 2240, 2540, 2667, 2688, 2956, 3048, 3360, 3556, 3695, 3810, 4064, 4434, 4445, 4480, 5080, 5173, 5334, 5912, 6096, 6720, 7112, 7390, 7620, 8128, 8868, 8890, 10160, 10346, 10668, 11085, 11824, 12192, 13335, 13440, 14224, 14780, 15240, 15519, 16256, 17736, 17780, 20320, 20692, 21336, 22170, 23648, 24384, 25865, 26670, 28448, 29560, 30480, 31038, 35472, 35560, 40640, 41384, 42672, 44340, 47296, 48768, 51730, 53340, 56896, 59120, 60960, 62076, 70944, 71120, 77595, 81280, 82768, 85344, 88680, 93853, 94592, 103460, 106680, 113792, 118240, 121920, 124152, 141888, 142240, 155190, 165536, 170688, 177360, 187706, 206920, 213360, 236480, 243840, 248304, 281559, 283776, 284480, 310380, 331072, 341376, 354720, 375412, 413840, 426720, 469265, 472960, 496608, 563118, 568960, 620760, 656971, 662144, 709440, 750824, 827680, 853440, 938530, 993216, 1126236, 1241520, 1313942, 1407795, 1418880, 1501648, 1655360, 1706880, 1877060, 1970913, 1986432, 2252472, 2483040, 2627884, 2815590, 3003296, 3284855, 3310720, 3754120, 3941826, 4504944, 4966080, 5255768, 5631180, 6006592, 6569710, 7508240, 7883652, 9009888, 9854565, 9932160, 10511536, 11262360, 12013184, 13139420, 15016480, 15767304, 18019776, 19709130, 21023072, 22524720, 26278840, 30032960, 31534608, 36039552, 39418260, 42046144, 45049440, 52557680, 60065920, 63069216, 78836520, 84092288, 90098880, 105115360, 126138432, 157673040, 180197760, 210230720, 252276864, 315346080, 420461440, 630692160, 1261384320]

約数ペア:

[(1, 1261384320), (2, 630692160), (3, 420461440), (4, 315346080), (5, 252276864), (6, 210230720), (7, 180197760), (8, 157673040), (10, 126138432), (12, 105115360), (14, 90098880), (15, 84092288), (16, 78836520), (20, 63069216), (21, 60065920), (24, 52557680), (28, 45049440), (30, 42046144), (32, 39418260), (35, 36039552), (40, 31534608), (42, 30032960), (48, 26278840), (56, 22524720), (60, 21023072), (64, 19709130), (70, 18019776), (80, 15767304), (84, 15016480), (96, 13139420), (105, 12013184), (112, 11262360), (120, 10511536), (127, 9932160), (128, 9854565), (140, 9009888), (160, 7883652), (168, 7508240), (192, 6569710), (210, 6006592), (224, 5631180), (240, 5255768), (254, 4966080), (280, 4504944), (320, 3941826), (336, 3754120), (381, 3310720), (384, 3284855), (420, 3003296), (448, 2815590), (480, 2627884), (508, 2483040), (560, 2252472), (635, 1986432), (640, 1970913), (672, 1877060), (739, 1706880), (762, 1655360), (840, 1501648), (889, 1418880), (896, 1407795), (960, 1313942), (1016, 1241520), (1120, 1126236), (1270, 993216), (1344, 938530), (1478, 853440), (1524, 827680), (1680, 750824), (1778, 709440), (1905, 662144), (1920, 656971), (2032, 620760), (2217, 568960), (2240, 563118), (2540, 496608), (2667, 472960), (2688, 469265), (2956, 426720), (3048, 413840), (3360, 375412), (3556, 354720), (3695, 341376), (3810, 331072), (4064, 310380), (4434, 284480), (4445, 283776), (4480, 281559), (5080, 248304), (5173, 243840), (5334, 236480), (5912, 213360), (6096, 206920), (6720, 187706), (7112, 177360), (7390, 170688), (7620, 165536), (8128, 155190), (8868, 142240), (8890, 141888), (10160, 124152), (10346, 121920), (10668, 118240), (11085, 113792), (11824, 106680), (12192, 103460), (13335, 94592), (13440, 93853), (14224, 88680), (14780, 85344), (15240, 82768), (15519, 81280), (16256, 77595), (17736, 71120), (17780, 70944), (20320, 62076), (20692, 60960), (21336, 59120), (22170, 56896), (23648, 53340), (24384, 51730), (25865, 48768), (26670, 47296), (28448, 44340), (29560, 42672), (30480, 41384), (31038, 40640), (35472, 35560)]