305625320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:508

約数の個数: 256

約数和(自身を含む): 979776000

約数和(自身を除く): 674150680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 40, 44, 52, 55, 56, 65, 68, 70, 77, 85, 88, 91, 104, 110, 119, 130, 136, 140, 143, 154, 170, 182, 187, 220, 221, 238, 260, 280, 286, 308, 340, 364, 374, 385, 440, 442, 449, 455, 476, 520, 572, 595, 616, 680, 715, 728, 748, 770, 884, 898, 910, 935, 952, 1001, 1105, 1144, 1190, 1309, 1430, 1496, 1540, 1547, 1768, 1796, 1820, 1870, 2002, 2210, 2245, 2380, 2431, 2618, 2860, 3080, 3094, 3143, 3592, 3640, 3740, 4004, 4420, 4490, 4760, 4862, 4939, 5005, 5236, 5720, 5837, 6188, 6286, 6545, 7480, 7633, 7735, 8008, 8840, 8980, 9724, 9878, 10010, 10472, 11674, 12155, 12376, 12572, 13090, 15266, 15470, 15715, 17017, 17960, 19448, 19756, 20020, 23348, 24310, 24695, 25144, 26180, 29185, 30532, 30940, 31430, 34034, 34573, 38165, 39512, 40040, 40859, 46696, 48620, 49390, 52360, 53431, 58370, 61064, 61880, 62860, 64207, 68068, 69146, 76330, 81718, 83963, 85085, 97240, 98780, 99229, 106862, 116740, 125720, 128414, 136136, 138292, 152660, 163436, 167926, 170170, 172865, 197560, 198458, 204295, 213724, 233480, 256828, 267155, 276584, 305320, 321035, 326872, 335852, 340340, 345730, 396916, 408590, 419815, 427448, 449449, 496145, 513656, 534310, 587741, 642070, 671704, 680680, 691460, 694603, 793832, 817180, 839630, 898898, 992290, 1068620, 1091519, 1175482, 1284140, 1382920, 1389206, 1634360, 1679260, 1797796, 1984580, 2137240, 2183038, 2247245, 2350964, 2568280, 2778412, 2938705, 3358520, 3473015, 3595592, 3969160, 4366076, 4494490, 4701928, 5457595, 5556824, 5877410, 6946030, 7640633, 8732152, 8988980, 10915190, 11754820, 13892060, 15281266, 17977960, 21830380, 23509640, 27784120, 30562532, 38203165, 43660760, 61125064, 76406330, 152812660, 305625320]

約数ペア:

[(1, 305625320), (2, 152812660), (4, 76406330), (5, 61125064), (7, 43660760), (8, 38203165), (10, 30562532), (11, 27784120), (13, 23509640), (14, 21830380), (17, 17977960), (20, 15281266), (22, 13892060), (26, 11754820), (28, 10915190), (34, 8988980), (35, 8732152), (40, 7640633), (44, 6946030), (52, 5877410), (55, 5556824), (56, 5457595), (65, 4701928), (68, 4494490), (70, 4366076), (77, 3969160), (85, 3595592), (88, 3473015), (91, 3358520), (104, 2938705), (110, 2778412), (119, 2568280), (130, 2350964), (136, 2247245), (140, 2183038), (143, 2137240), (154, 1984580), (170, 1797796), (182, 1679260), (187, 1634360), (220, 1389206), (221, 1382920), (238, 1284140), (260, 1175482), (280, 1091519), (286, 1068620), (308, 992290), (340, 898898), (364, 839630), (374, 817180), (385, 793832), (440, 694603), (442, 691460), (449, 680680), (455, 671704), (476, 642070), (520, 587741), (572, 534310), (595, 513656), (616, 496145), (680, 449449), (715, 427448), (728, 419815), (748, 408590), (770, 396916), (884, 345730), (898, 340340), (910, 335852), (935, 326872), (952, 321035), (1001, 305320), (1105, 276584), (1144, 267155), (1190, 256828), (1309, 233480), (1430, 213724), (1496, 204295), (1540, 198458), (1547, 197560), (1768, 172865), (1796, 170170), (1820, 167926), (1870, 163436), (2002, 152660), (2210, 138292), (2245, 136136), (2380, 128414), (2431, 125720), (2618, 116740), (2860, 106862), (3080, 99229), (3094, 98780), (3143, 97240), (3592, 85085), (3640, 83963), (3740, 81718), (4004, 76330), (4420, 69146), (4490, 68068), (4760, 64207), (4862, 62860), (4939, 61880), (5005, 61064), (5236, 58370), (5720, 53431), (5837, 52360), (6188, 49390), (6286, 48620), (6545, 46696), (7480, 40859), (7633, 40040), (7735, 39512), (8008, 38165), (8840, 34573), (8980, 34034), (9724, 31430), (9878, 30940), (10010, 30532), (10472, 29185), (11674, 26180), (12155, 25144), (12376, 24695), (12572, 24310), (13090, 23348), (15266, 20020), (15470, 19756), (15715, 19448), (17017, 17960)]