720200040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2392

約数の個数: 192

約数和(自身を含む): 2561880960

約数和(自身を除く): 1841680920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 53, 56, 60, 70, 84, 98, 105, 106, 120, 140, 147, 159, 168, 196, 210, 212, 245, 265, 280, 294, 318, 371, 392, 420, 424, 490, 530, 588, 636, 735, 742, 795, 840, 980, 1060, 1113, 1176, 1272, 1470, 1484, 1590, 1855, 1960, 2120, 2226, 2311, 2597, 2940, 2968, 3180, 3710, 4452, 4622, 5194, 5565, 5880, 6360, 6933, 7420, 7791, 8904, 9244, 10388, 11130, 11555, 12985, 13866, 14840, 15582, 16177, 18488, 20776, 22260, 23110, 25970, 27732, 31164, 32354, 34665, 38955, 44520, 46220, 48531, 51940, 55464, 62328, 64708, 69330, 77910, 80885, 92440, 97062, 103880, 113239, 122483, 129416, 138660, 155820, 161770, 194124, 226478, 242655, 244966, 277320, 311640, 323540, 339717, 367449, 388248, 452956, 485310, 489932, 566195, 612415, 647080, 679434, 734898, 857381, 905912, 970620, 979864, 1132390, 1224830, 1358868, 1469796, 1698585, 1714762, 1837245, 1941240, 2264780, 2449660, 2572143, 2717736, 2939592, 3397170, 3429524, 3674490, 4286905, 4529560, 4899320, 5144286, 6001667, 6794340, 6859048, 7348980, 8573810, 10288572, 12003334, 12860715, 13588680, 14697960, 17147620, 18005001, 20577144, 24006668, 25721430, 30008335, 34295240, 36010002, 48013336, 51442860, 60016670, 72020004, 90025005, 102885720, 120033340, 144040008, 180050010, 240066680, 360100020, 720200040]

約数ペア:

[(1, 720200040), (2, 360100020), (3, 240066680), (4, 180050010), (5, 144040008), (6, 120033340), (7, 102885720), (8, 90025005), (10, 72020004), (12, 60016670), (14, 51442860), (15, 48013336), (20, 36010002), (21, 34295240), (24, 30008335), (28, 25721430), (30, 24006668), (35, 20577144), (40, 18005001), (42, 17147620), (49, 14697960), (53, 13588680), (56, 12860715), (60, 12003334), (70, 10288572), (84, 8573810), (98, 7348980), (105, 6859048), (106, 6794340), (120, 6001667), (140, 5144286), (147, 4899320), (159, 4529560), (168, 4286905), (196, 3674490), (210, 3429524), (212, 3397170), (245, 2939592), (265, 2717736), (280, 2572143), (294, 2449660), (318, 2264780), (371, 1941240), (392, 1837245), (420, 1714762), (424, 1698585), (490, 1469796), (530, 1358868), (588, 1224830), (636, 1132390), (735, 979864), (742, 970620), (795, 905912), (840, 857381), (980, 734898), (1060, 679434), (1113, 647080), (1176, 612415), (1272, 566195), (1470, 489932), (1484, 485310), (1590, 452956), (1855, 388248), (1960, 367449), (2120, 339717), (2226, 323540), (2311, 311640), (2597, 277320), (2940, 244966), (2968, 242655), (3180, 226478), (3710, 194124), (4452, 161770), (4622, 155820), (5194, 138660), (5565, 129416), (5880, 122483), (6360, 113239), (6933, 103880), (7420, 97062), (7791, 92440), (8904, 80885), (9244, 77910), (10388, 69330), (11130, 64708), (11555, 62328), (12985, 55464), (13866, 51940), (14840, 48531), (15582, 46220), (16177, 44520), (18488, 38955), (20776, 34665), (22260, 32354), (23110, 31164), (25970, 27732)]