1255038720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 288

約数和(自身を含む): 4461348864

約数和(自身を除く): 3206310144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 256, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 768, 780, 806, 811, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1280, 1488, 1560, 1612, 1622, 1664, 1860, 1920, 1984, 2015, 2080, 2418, 2433, 2480, 2496, 2976, 3120, 3224, 3244, 3328, 3720, 3840, 3968, 4030, 4055, 4160, 4836, 4866, 4960, 4992, 5952, 6045, 6240, 6448, 6488, 7440, 7936, 8060, 8110, 8320, 9672, 9732, 9920, 9984, 10543, 11904, 12090, 12165, 12480, 12896, 12976, 14880, 16120, 16220, 16640, 19344, 19464, 19840, 21086, 23808, 24180, 24330, 24960, 25141, 25792, 25952, 29760, 31629, 32240, 32440, 38688, 38928, 39680, 42172, 48360, 48660, 49920, 50282, 51584, 51904, 52715, 59520, 63258, 64480, 64880, 75423, 77376, 77856, 84344, 96720, 97320, 100564, 103168, 103808, 105430, 119040, 125705, 126516, 128960, 129760, 150846, 154752, 155712, 158145, 168688, 193440, 194640, 201128, 207616, 210860, 251410, 253032, 257920, 259520, 301692, 309504, 311424, 316290, 326833, 337376, 377115, 386880, 389280, 402256, 421720, 502820, 506064, 515840, 519040, 603384, 622848, 632580, 653666, 674752, 754230, 773760, 778560, 804512, 843440, 980499, 1005640, 1012128, 1038080, 1206768, 1265160, 1307332, 1349504, 1508460, 1547520, 1557120, 1609024, 1634165, 1686880, 1960998, 2011280, 2024256, 2413536, 2530320, 2614664, 2699008, 3016920, 3114240, 3218048, 3268330, 3373760, 3921996, 4022560, 4048512, 4827072, 4902495, 5060640, 5229328, 6033840, 6436096, 6536660, 6747520, 7843992, 8045120, 8097024, 9654144, 9804990, 10121280, 10458656, 12067680, 13073320, 13495040, 15687984, 16090240, 19308288, 19609980, 20242560, 20917312, 24135360, 26146640, 31375968, 32180480, 39219960, 40485120, 41834624, 48270720, 52293280, 62751936, 78439920, 83669248, 96541440, 104586560, 125503872, 156879840, 209173120, 251007744, 313759680, 418346240, 627519360, 1255038720]

約数ペア:

[(1, 1255038720), (2, 627519360), (3, 418346240), (4, 313759680), (5, 251007744), (6, 209173120), (8, 156879840), (10, 125503872), (12, 104586560), (13, 96541440), (15, 83669248), (16, 78439920), (20, 62751936), (24, 52293280), (26, 48270720), (30, 41834624), (31, 40485120), (32, 39219960), (39, 32180480), (40, 31375968), (48, 26146640), (52, 24135360), (60, 20917312), (62, 20242560), (64, 19609980), (65, 19308288), (78, 16090240), (80, 15687984), (93, 13495040), (96, 13073320), (104, 12067680), (120, 10458656), (124, 10121280), (128, 9804990), (130, 9654144), (155, 8097024), (156, 8045120), (160, 7843992), (186, 6747520), (192, 6536660), (195, 6436096), (208, 6033840), (240, 5229328), (248, 5060640), (256, 4902495), (260, 4827072), (310, 4048512), (312, 4022560), (320, 3921996), (372, 3373760), (384, 3268330), (390, 3218048), (403, 3114240), (416, 3016920), (465, 2699008), (480, 2614664), (496, 2530320), (520, 2413536), (620, 2024256), (624, 2011280), (640, 1960998), (744, 1686880), (768, 1634165), (780, 1609024), (806, 1557120), (811, 1547520), (832, 1508460), (930, 1349504), (960, 1307332), (992, 1265160), (1040, 1206768), (1209, 1038080), (1240, 1012128), (1248, 1005640), (1280, 980499), (1488, 843440), (1560, 804512), (1612, 778560), (1622, 773760), (1664, 754230), (1860, 674752), (1920, 653666), (1984, 632580), (2015, 622848), (2080, 603384), (2418, 519040), (2433, 515840), (2480, 506064), (2496, 502820), (2976, 421720), (3120, 402256), (3224, 389280), (3244, 386880), (3328, 377115), (3720, 337376), (3840, 326833), (3968, 316290), (4030, 311424), (4055, 309504), (4160, 301692), (4836, 259520), (4866, 257920), (4960, 253032), (4992, 251410), (5952, 210860), (6045, 207616), (6240, 201128), (6448, 194640), (6488, 193440), (7440, 168688), (7936, 158145), (8060, 155712), (8110, 154752), (8320, 150846), (9672, 129760), (9732, 128960), (9920, 126516), (9984, 125705), (10543, 119040), (11904, 105430), (12090, 103808), (12165, 103168), (12480, 100564), (12896, 97320), (12976, 96720), (14880, 84344), (16120, 77856), (16220, 77376), (16640, 75423), (19344, 64880), (19464, 64480), (19840, 63258), (21086, 59520), (23808, 52715), (24180, 51904), (24330, 51584), (24960, 50282), (25141, 49920), (25792, 48660), (25952, 48360), (29760, 42172), (31629, 39680), (32240, 38928), (32440, 38688)]