77701680

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 240

約数和(自身を含む): 309813504

約数和(自身を除く): 232111824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 571, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1142, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1713, 1890, 1944, 2160, 2268, 2284, 2430, 2520, 2835, 2855, 3024, 3240, 3402, 3426, 3780, 3888, 3997, 4536, 4568, 4860, 5040, 5139, 5670, 5710, 6480, 6804, 6852, 7560, 7994, 8505, 8565, 9072, 9136, 9720, 10278, 11340, 11420, 11991, 13608, 13704, 15120, 15417, 15988, 17010, 17130, 19440, 19985, 20556, 22680, 22840, 23982, 25695, 27216, 27408, 30834, 31976, 34020, 34260, 35973, 39970, 41112, 45360, 45680, 46251, 47964, 51390, 59955, 61668, 63952, 68040, 68520, 71946, 77085, 79940, 82224, 92502, 95928, 102780, 107919, 119910, 123336, 136080, 137040, 138753, 143892, 154170, 159880, 179865, 185004, 191856, 205560, 215838, 231255, 239820, 246672, 277506, 287784, 308340, 319760, 323757, 359730, 370008, 411120, 431676, 462510, 479640, 539595, 555012, 575568, 616680, 647514, 693765, 719460, 740016, 863352, 925020, 959280, 971271, 1079190, 1110024, 1233360, 1295028, 1387530, 1438920, 1618785, 1726704, 1850040, 1942542, 2158380, 2220048, 2590056, 2775060, 2877840, 3237570, 3700080, 3885084, 4316760, 4856355, 5180112, 5550120, 6475140, 7770168, 8633520, 9712710, 11100240, 12950280, 15540336, 19425420, 25900560, 38850840, 77701680]

約数ペア:

[(1, 77701680), (2, 38850840), (3, 25900560), (4, 19425420), (5, 15540336), (6, 12950280), (7, 11100240), (8, 9712710), (9, 8633520), (10, 7770168), (12, 6475140), (14, 5550120), (15, 5180112), (16, 4856355), (18, 4316760), (20, 3885084), (21, 3700080), (24, 3237570), (27, 2877840), (28, 2775060), (30, 2590056), (35, 2220048), (36, 2158380), (40, 1942542), (42, 1850040), (45, 1726704), (48, 1618785), (54, 1438920), (56, 1387530), (60, 1295028), (63, 1233360), (70, 1110024), (72, 1079190), (80, 971271), (81, 959280), (84, 925020), (90, 863352), (105, 740016), (108, 719460), (112, 693765), (120, 647514), (126, 616680), (135, 575568), (140, 555012), (144, 539595), (162, 479640), (168, 462510), (180, 431676), (189, 411120), (210, 370008), (216, 359730), (240, 323757), (243, 319760), (252, 308340), (270, 287784), (280, 277506), (315, 246672), (324, 239820), (336, 231255), (360, 215838), (378, 205560), (405, 191856), (420, 185004), (432, 179865), (486, 159880), (504, 154170), (540, 143892), (560, 138753), (567, 137040), (571, 136080), (630, 123336), (648, 119910), (720, 107919), (756, 102780), (810, 95928), (840, 92502), (945, 82224), (972, 79940), (1008, 77085), (1080, 71946), (1134, 68520), (1142, 68040), (1215, 63952), (1260, 61668), (1296, 59955), (1512, 51390), (1620, 47964), (1680, 46251), (1701, 45680), (1713, 45360), (1890, 41112), (1944, 39970), (2160, 35973), (2268, 34260), (2284, 34020), (2430, 31976), (2520, 30834), (2835, 27408), (2855, 27216), (3024, 25695), (3240, 23982), (3402, 22840), (3426, 22680), (3780, 20556), (3888, 19985), (3997, 19440), (4536, 17130), (4568, 17010), (4860, 15988), (5040, 15417), (5139, 15120), (5670, 13704), (5710, 13608), (6480, 11991), (6804, 11420), (6852, 11340), (7560, 10278), (7994, 9720), (8505, 9136), (8565, 9072)]