217418880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2311}}^1$

素因数の和:2347

約数の個数: 192

約数和(自身を含む): 806518080

約数和(自身を除く): 589099200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2311, 2352, 2688, 2940, 3136, 3360, 3920, 4480, 4622, 4704, 5880, 6272, 6720, 6933, 7840, 9244, 9408, 11555, 11760, 13440, 13866, 15680, 16177, 18488, 18816, 23110, 23520, 27732, 31360, 32354, 34665, 36976, 46220, 47040, 48531, 55464, 64708, 69330, 73952, 80885, 92440, 94080, 97062, 110928, 113239, 129416, 138660, 147904, 161770, 184880, 194124, 221856, 226478, 242655, 258832, 277320, 295808, 323540, 339717, 369760, 388248, 443712, 452956, 485310, 517664, 554640, 566195, 647080, 679434, 739520, 776496, 887424, 905912, 970620, 1035328, 1109280, 1132390, 1294160, 1358868, 1479040, 1552992, 1698585, 1811824, 1941240, 2070656, 2218560, 2264780, 2588320, 2717736, 3105984, 3397170, 3623648, 3882480, 4437120, 4529560, 5176640, 5435472, 6211968, 6794340, 7247296, 7764960, 9059120, 10353280, 10870944, 13588680, 14494592, 15529920, 18118240, 21741888, 27177360, 31059840, 36236480, 43483776, 54354720, 72472960, 108709440, 217418880]

約数ペア:

[(1, 217418880), (2, 108709440), (3, 72472960), (4, 54354720), (5, 43483776), (6, 36236480), (7, 31059840), (8, 27177360), (10, 21741888), (12, 18118240), (14, 15529920), (15, 14494592), (16, 13588680), (20, 10870944), (21, 10353280), (24, 9059120), (28, 7764960), (30, 7247296), (32, 6794340), (35, 6211968), (40, 5435472), (42, 5176640), (48, 4529560), (49, 4437120), (56, 3882480), (60, 3623648), (64, 3397170), (70, 3105984), (80, 2717736), (84, 2588320), (96, 2264780), (98, 2218560), (105, 2070656), (112, 1941240), (120, 1811824), (128, 1698585), (140, 1552992), (147, 1479040), (160, 1358868), (168, 1294160), (192, 1132390), (196, 1109280), (210, 1035328), (224, 970620), (240, 905912), (245, 887424), (280, 776496), (294, 739520), (320, 679434), (336, 647080), (384, 566195), (392, 554640), (420, 517664), (448, 485310), (480, 452956), (490, 443712), (560, 388248), (588, 369760), (640, 339717), (672, 323540), (735, 295808), (784, 277320), (840, 258832), (896, 242655), (960, 226478), (980, 221856), (1120, 194124), (1176, 184880), (1344, 161770), (1470, 147904), (1568, 138660), (1680, 129416), (1920, 113239), (1960, 110928), (2240, 97062), (2311, 94080), (2352, 92440), (2688, 80885), (2940, 73952), (3136, 69330), (3360, 64708), (3920, 55464), (4480, 48531), (4622, 47040), (4704, 46220), (5880, 36976), (6272, 34665), (6720, 32354), (6933, 31360), (7840, 27732), (9244, 23520), (9408, 23110), (11555, 18816), (11760, 18488), (13440, 16177), (13866, 15680)]