105808640

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 144

約数和(自身を含む): 296788800

約数和(自身を除く): 190980160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 241, 245, 256, 280, 320, 343, 392, 448, 482, 490, 560, 640, 686, 784, 896, 964, 980, 1120, 1205, 1280, 1372, 1568, 1687, 1715, 1792, 1928, 1960, 2240, 2410, 2744, 3136, 3374, 3430, 3856, 3920, 4480, 4820, 5488, 6272, 6748, 6860, 7712, 7840, 8435, 8960, 9640, 10976, 11809, 12544, 13496, 13720, 15424, 15680, 16870, 19280, 21952, 23618, 26992, 27440, 30848, 31360, 33740, 38560, 43904, 47236, 53984, 54880, 59045, 61696, 62720, 67480, 77120, 82663, 87808, 94472, 107968, 109760, 118090, 134960, 154240, 165326, 188944, 215936, 219520, 236180, 269920, 308480, 330652, 377888, 413315, 431872, 439040, 472360, 539840, 661304, 755776, 826630, 944720, 1079680, 1322608, 1511552, 1653260, 1889440, 2159360, 2645216, 3023104, 3306520, 3778880, 5290432, 6613040, 7557760, 10580864, 13226080, 15115520, 21161728, 26452160, 52904320, 105808640]

約数ペア:

[(1, 105808640), (2, 52904320), (4, 26452160), (5, 21161728), (7, 15115520), (8, 13226080), (10, 10580864), (14, 7557760), (16, 6613040), (20, 5290432), (28, 3778880), (32, 3306520), (35, 3023104), (40, 2645216), (49, 2159360), (56, 1889440), (64, 1653260), (70, 1511552), (80, 1322608), (98, 1079680), (112, 944720), (128, 826630), (140, 755776), (160, 661304), (196, 539840), (224, 472360), (241, 439040), (245, 431872), (256, 413315), (280, 377888), (320, 330652), (343, 308480), (392, 269920), (448, 236180), (482, 219520), (490, 215936), (560, 188944), (640, 165326), (686, 154240), (784, 134960), (896, 118090), (964, 109760), (980, 107968), (1120, 94472), (1205, 87808), (1280, 82663), (1372, 77120), (1568, 67480), (1687, 62720), (1715, 61696), (1792, 59045), (1928, 54880), (1960, 53984), (2240, 47236), (2410, 43904), (2744, 38560), (3136, 33740), (3374, 31360), (3430, 30848), (3856, 27440), (3920, 26992), (4480, 23618), (4820, 21952), (5488, 19280), (6272, 16870), (6748, 15680), (6860, 15424), (7712, 13720), (7840, 13496), (8435, 12544), (8960, 11809), (9640, 10976)]