681682560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:947

約数の個数: 256

約数和(自身を含む): 2418232320

約数和(自身を除く): 1736549760

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, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 780, 806, 832, 881, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1664, 1762, 1860, 1920, 1984, 2015, 2080, 2418, 2480, 2496, 2643, 2976, 3120, 3224, 3524, 3720, 3968, 4030, 4160, 4405, 4836, 4960, 4992, 5286, 5952, 6045, 6240, 6448, 7048, 7440, 8060, 8320, 8810, 9672, 9920, 10572, 11453, 11904, 12090, 12480, 12896, 13215, 14096, 14880, 16120, 17620, 19344, 19840, 21144, 22906, 24180, 24960, 25792, 26430, 27311, 28192, 29760, 32240, 34359, 35240, 38688, 42288, 45812, 48360, 51584, 52860, 54622, 56384, 57265, 59520, 64480, 68718, 70480, 77376, 81933, 84576, 91624, 96720, 105720, 109244, 112768, 114530, 128960, 136555, 137436, 140960, 154752, 163866, 169152, 171795, 183248, 193440, 211440, 218488, 229060, 257920, 273110, 274872, 281920, 327732, 338304, 343590, 355043, 366496, 386880, 409665, 422880, 436976, 458120, 546220, 549744, 563840, 655464, 687180, 710086, 732992, 773760, 819330, 845760, 873952, 916240, 1065129, 1092440, 1099488, 1310928, 1374360, 1420172, 1465984, 1638660, 1691520, 1747904, 1775215, 1832480, 2130258, 2184880, 2198976, 2621856, 2748720, 2840344, 3277320, 3495808, 3550430, 3664960, 4260516, 4369760, 4397952, 5243712, 5325645, 5497440, 5680688, 6554640, 7100860, 7329920, 8521032, 8739520, 10487424, 10651290, 10994880, 11361376, 13109280, 14201720, 17042064, 17479040, 21302580, 21989760, 22722752, 26218560, 28403440, 34084128, 42605160, 45445504, 52437120, 56806880, 68168256, 85210320, 113613760, 136336512, 170420640, 227227520, 340841280, 681682560]

約数ペア:

[(1, 681682560), (2, 340841280), (3, 227227520), (4, 170420640), (5, 136336512), (6, 113613760), (8, 85210320), (10, 68168256), (12, 56806880), (13, 52437120), (15, 45445504), (16, 42605160), (20, 34084128), (24, 28403440), (26, 26218560), (30, 22722752), (31, 21989760), (32, 21302580), (39, 17479040), (40, 17042064), (48, 14201720), (52, 13109280), (60, 11361376), (62, 10994880), (64, 10651290), (65, 10487424), (78, 8739520), (80, 8521032), (93, 7329920), (96, 7100860), (104, 6554640), (120, 5680688), (124, 5497440), (128, 5325645), (130, 5243712), (155, 4397952), (156, 4369760), (160, 4260516), (186, 3664960), (192, 3550430), (195, 3495808), (208, 3277320), (240, 2840344), (248, 2748720), (260, 2621856), (310, 2198976), (312, 2184880), (320, 2130258), (372, 1832480), (384, 1775215), (390, 1747904), (403, 1691520), (416, 1638660), (465, 1465984), (480, 1420172), (496, 1374360), (520, 1310928), (620, 1099488), (624, 1092440), (640, 1065129), (744, 916240), (780, 873952), (806, 845760), (832, 819330), (881, 773760), (930, 732992), (960, 710086), (992, 687180), (1040, 655464), (1209, 563840), (1240, 549744), (1248, 546220), (1488, 458120), (1560, 436976), (1612, 422880), (1664, 409665), (1762, 386880), (1860, 366496), (1920, 355043), (1984, 343590), (2015, 338304), (2080, 327732), (2418, 281920), (2480, 274872), (2496, 273110), (2643, 257920), (2976, 229060), (3120, 218488), (3224, 211440), (3524, 193440), (3720, 183248), (3968, 171795), (4030, 169152), (4160, 163866), (4405, 154752), (4836, 140960), (4960, 137436), (4992, 136555), (5286, 128960), (5952, 114530), (6045, 112768), (6240, 109244), (6448, 105720), (7048, 96720), (7440, 91624), (8060, 84576), (8320, 81933), (8810, 77376), (9672, 70480), (9920, 68718), (10572, 64480), (11453, 59520), (11904, 57265), (12090, 56384), (12480, 54622), (12896, 52860), (13215, 51584), (14096, 48360), (14880, 45812), (16120, 42288), (17620, 38688), (19344, 35240), (19840, 34359), (21144, 32240), (22906, 29760), (24180, 28192), (24960, 27311), (25792, 26430)]