245419440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:580

約数の個数: 240

約数和(自身を含む): 908379360

約数和(自身を除く): 662959920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 98, 105, 112, 120, 123, 140, 147, 164, 168, 196, 205, 210, 240, 245, 246, 280, 287, 294, 328, 336, 392, 410, 420, 490, 492, 509, 560, 574, 588, 615, 656, 735, 784, 820, 840, 861, 980, 984, 1018, 1148, 1176, 1230, 1435, 1470, 1527, 1640, 1680, 1722, 1960, 1968, 2009, 2036, 2296, 2352, 2460, 2545, 2870, 2940, 3054, 3280, 3444, 3563, 3920, 4018, 4072, 4305, 4592, 4920, 5090, 5740, 5880, 6027, 6108, 6888, 7126, 7635, 8036, 8144, 8610, 9840, 10045, 10180, 10689, 11480, 11760, 12054, 12216, 13776, 14252, 15270, 16072, 17220, 17815, 20090, 20360, 20869, 21378, 22960, 24108, 24432, 24941, 28504, 30135, 30540, 32144, 34440, 35630, 40180, 40720, 41738, 42756, 48216, 49882, 53445, 57008, 60270, 61080, 62607, 68880, 71260, 74823, 80360, 83476, 85512, 96432, 99764, 104345, 106890, 120540, 122160, 124705, 125214, 142520, 146083, 149646, 160720, 166952, 171024, 199528, 208690, 213780, 241080, 249410, 250428, 285040, 292166, 299292, 313035, 333904, 374115, 399056, 417380, 427560, 438249, 482160, 498820, 500856, 584332, 598584, 626070, 730415, 748230, 834760, 855120, 876498, 997640, 1001712, 1022581, 1168664, 1197168, 1252140, 1460830, 1496460, 1669520, 1752996, 1995280, 2045162, 2191245, 2337328, 2504280, 2921660, 2992920, 3067743, 3505992, 4090324, 4382490, 5008560, 5112905, 5843320, 5985840, 6135486, 7011984, 8180648, 8764980, 10225810, 11686640, 12270972, 15338715, 16361296, 17529960, 20451620, 24541944, 30677430, 35059920, 40903240, 49083888, 61354860, 81806480, 122709720, 245419440]

約数ペア:

[(1, 245419440), (2, 122709720), (3, 81806480), (4, 61354860), (5, 49083888), (6, 40903240), (7, 35059920), (8, 30677430), (10, 24541944), (12, 20451620), (14, 17529960), (15, 16361296), (16, 15338715), (20, 12270972), (21, 11686640), (24, 10225810), (28, 8764980), (30, 8180648), (35, 7011984), (40, 6135486), (41, 5985840), (42, 5843320), (48, 5112905), (49, 5008560), (56, 4382490), (60, 4090324), (70, 3505992), (80, 3067743), (82, 2992920), (84, 2921660), (98, 2504280), (105, 2337328), (112, 2191245), (120, 2045162), (123, 1995280), (140, 1752996), (147, 1669520), (164, 1496460), (168, 1460830), (196, 1252140), (205, 1197168), (210, 1168664), (240, 1022581), (245, 1001712), (246, 997640), (280, 876498), (287, 855120), (294, 834760), (328, 748230), (336, 730415), (392, 626070), (410, 598584), (420, 584332), (490, 500856), (492, 498820), (509, 482160), (560, 438249), (574, 427560), (588, 417380), (615, 399056), (656, 374115), (735, 333904), (784, 313035), (820, 299292), (840, 292166), (861, 285040), (980, 250428), (984, 249410), (1018, 241080), (1148, 213780), (1176, 208690), (1230, 199528), (1435, 171024), (1470, 166952), (1527, 160720), (1640, 149646), (1680, 146083), (1722, 142520), (1960, 125214), (1968, 124705), (2009, 122160), (2036, 120540), (2296, 106890), (2352, 104345), (2460, 99764), (2545, 96432), (2870, 85512), (2940, 83476), (3054, 80360), (3280, 74823), (3444, 71260), (3563, 68880), (3920, 62607), (4018, 61080), (4072, 60270), (4305, 57008), (4592, 53445), (4920, 49882), (5090, 48216), (5740, 42756), (5880, 41738), (6027, 40720), (6108, 40180), (6888, 35630), (7126, 34440), (7635, 32144), (8036, 30540), (8144, 30135), (8610, 28504), (9840, 24941), (10045, 24432), (10180, 24108), (10689, 22960), (11480, 21378), (11760, 20869), (12054, 20360), (12216, 20090), (13776, 17815), (14252, 17220), (15270, 16072)]