56155680

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:653

約数の個数: 240

約数和(自身を含む): 226860480

約数和(自身を除く): 170704800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 619, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1238, 1260, 1296, 1440, 1512, 1620, 1680, 1857, 1890, 2016, 2160, 2268, 2476, 2520, 2592, 2835, 3024, 3095, 3240, 3360, 3714, 3780, 4320, 4333, 4536, 4952, 5040, 5571, 5670, 6048, 6190, 6480, 7428, 7560, 8666, 9072, 9285, 9904, 10080, 11142, 11340, 12380, 12960, 12999, 14856, 15120, 16713, 17332, 18144, 18570, 19808, 21665, 22284, 22680, 24760, 25998, 27855, 29712, 30240, 33426, 34664, 37140, 38997, 43330, 44568, 45360, 49520, 50139, 51996, 55710, 59424, 64995, 66852, 69328, 74280, 77994, 83565, 86660, 89136, 90720, 99040, 100278, 103992, 111420, 116991, 129990, 133704, 138656, 148560, 155988, 167130, 173320, 178272, 194985, 200556, 207984, 222840, 233982, 250695, 259980, 267408, 297120, 311976, 334260, 346640, 350973, 389970, 401112, 415968, 445680, 467964, 501390, 519960, 534816, 584955, 623952, 668520, 693280, 701946, 779940, 802224, 891360, 935928, 1002780, 1039920, 1169910, 1247904, 1337040, 1403892, 1559880, 1604448, 1754865, 1871856, 2005560, 2079840, 2339820, 2674080, 2807784, 3119760, 3509730, 3743712, 4011120, 4679640, 5615568, 6239520, 7019460, 8022240, 9359280, 11231136, 14038920, 18718560, 28077840, 56155680]

約数ペア:

[(1, 56155680), (2, 28077840), (3, 18718560), (4, 14038920), (5, 11231136), (6, 9359280), (7, 8022240), (8, 7019460), (9, 6239520), (10, 5615568), (12, 4679640), (14, 4011120), (15, 3743712), (16, 3509730), (18, 3119760), (20, 2807784), (21, 2674080), (24, 2339820), (27, 2079840), (28, 2005560), (30, 1871856), (32, 1754865), (35, 1604448), (36, 1559880), (40, 1403892), (42, 1337040), (45, 1247904), (48, 1169910), (54, 1039920), (56, 1002780), (60, 935928), (63, 891360), (70, 802224), (72, 779940), (80, 701946), (81, 693280), (84, 668520), (90, 623952), (96, 584955), (105, 534816), (108, 519960), (112, 501390), (120, 467964), (126, 445680), (135, 415968), (140, 401112), (144, 389970), (160, 350973), (162, 346640), (168, 334260), (180, 311976), (189, 297120), (210, 267408), (216, 259980), (224, 250695), (240, 233982), (252, 222840), (270, 207984), (280, 200556), (288, 194985), (315, 178272), (324, 173320), (336, 167130), (360, 155988), (378, 148560), (405, 138656), (420, 133704), (432, 129990), (480, 116991), (504, 111420), (540, 103992), (560, 100278), (567, 99040), (619, 90720), (630, 89136), (648, 86660), (672, 83565), (720, 77994), (756, 74280), (810, 69328), (840, 66852), (864, 64995), (945, 59424), (1008, 55710), (1080, 51996), (1120, 50139), (1134, 49520), (1238, 45360), (1260, 44568), (1296, 43330), (1440, 38997), (1512, 37140), (1620, 34664), (1680, 33426), (1857, 30240), (1890, 29712), (2016, 27855), (2160, 25998), (2268, 24760), (2476, 22680), (2520, 22284), (2592, 21665), (2835, 19808), (3024, 18570), (3095, 18144), (3240, 17332), (3360, 16713), (3714, 15120), (3780, 14856), (4320, 12999), (4333, 12960), (4536, 12380), (4952, 11340), (5040, 11142), (5571, 10080), (5670, 9904), (6048, 9285), (6190, 9072), (6480, 8666), (7428, 7560)]