30003680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 85322160

約数和(自身を除く): 55318480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 70, 80, 86, 89, 98, 112, 140, 160, 172, 178, 196, 215, 224, 245, 280, 301, 344, 356, 392, 430, 445, 490, 560, 602, 623, 688, 712, 784, 860, 890, 980, 1120, 1204, 1246, 1376, 1424, 1505, 1568, 1720, 1780, 1960, 2107, 2408, 2492, 2848, 3010, 3115, 3440, 3560, 3827, 3920, 4214, 4361, 4816, 4984, 6020, 6230, 6880, 7120, 7654, 7840, 8428, 8722, 9632, 9968, 10535, 12040, 12460, 14240, 15308, 16856, 17444, 19135, 19936, 21070, 21805, 24080, 24920, 26789, 30616, 33712, 34888, 38270, 42140, 43610, 48160, 49840, 53578, 61232, 67424, 69776, 76540, 84280, 87220, 99680, 107156, 122464, 133945, 139552, 153080, 168560, 174440, 187523, 214312, 267890, 306160, 337120, 348880, 375046, 428624, 535780, 612320, 697760, 750092, 857248, 937615, 1071560, 1500184, 1875230, 2143120, 3000368, 3750460, 4286240, 6000736, 7500920, 15001840, 30003680]

約数ペア:

[(1, 30003680), (2, 15001840), (4, 7500920), (5, 6000736), (7, 4286240), (8, 3750460), (10, 3000368), (14, 2143120), (16, 1875230), (20, 1500184), (28, 1071560), (32, 937615), (35, 857248), (40, 750092), (43, 697760), (49, 612320), (56, 535780), (70, 428624), (80, 375046), (86, 348880), (89, 337120), (98, 306160), (112, 267890), (140, 214312), (160, 187523), (172, 174440), (178, 168560), (196, 153080), (215, 139552), (224, 133945), (245, 122464), (280, 107156), (301, 99680), (344, 87220), (356, 84280), (392, 76540), (430, 69776), (445, 67424), (490, 61232), (560, 53578), (602, 49840), (623, 48160), (688, 43610), (712, 42140), (784, 38270), (860, 34888), (890, 33712), (980, 30616), (1120, 26789), (1204, 24920), (1246, 24080), (1376, 21805), (1424, 21070), (1505, 19936), (1568, 19135), (1720, 17444), (1780, 16856), (1960, 15308), (2107, 14240), (2408, 12460), (2492, 12040), (2848, 10535), (3010, 9968), (3115, 9632), (3440, 8722), (3560, 8428), (3827, 7840), (3920, 7654), (4214, 7120), (4361, 6880), (4816, 6230), (4984, 6020)]