231252560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 708383232

約数和(自身を除く): 477130672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 154, 155, 173, 176, 196, 217, 220, 245, 248, 280, 308, 310, 341, 346, 385, 392, 434, 440, 490, 496, 539, 560, 616, 620, 682, 692, 770, 784, 865, 868, 880, 980, 1078, 1085, 1211, 1232, 1240, 1364, 1384, 1519, 1540, 1705, 1730, 1736, 1903, 1960, 2156, 2170, 2387, 2422, 2480, 2695, 2728, 2768, 3038, 3080, 3410, 3460, 3472, 3806, 3920, 4312, 4340, 4774, 4844, 5363, 5390, 5456, 6055, 6076, 6160, 6820, 6920, 7595, 7612, 8477, 8624, 8680, 9515, 9548, 9688, 10726, 10780, 11935, 12110, 12152, 13321, 13640, 13840, 15190, 15224, 16709, 16954, 17360, 19030, 19096, 19376, 21452, 21560, 23870, 24220, 24304, 26642, 26815, 27280, 30380, 30448, 33418, 33908, 37541, 38060, 38192, 42385, 42904, 43120, 47740, 48440, 53284, 53630, 58993, 60760, 66605, 66836, 67816, 75082, 76120, 83545, 84770, 85808, 93247, 95480, 96880, 106568, 107260, 117986, 121520, 133210, 133672, 135632, 150164, 152240, 167090, 169540, 186494, 187705, 190960, 213136, 214520, 235972, 262787, 266420, 267344, 294965, 300328, 334180, 339080, 372988, 375410, 412951, 429040, 466235, 471944, 525574, 532840, 589930, 600656, 668360, 678160, 745976, 750820, 825902, 932470, 943888, 1051148, 1065680, 1179860, 1313935, 1336720, 1491952, 1501640, 1651804, 1864940, 2064755, 2102296, 2359720, 2627870, 2890657, 3003280, 3303608, 3729880, 4129510, 4204592, 4719440, 5255740, 5781314, 6607216, 7459760, 8259020, 10511480, 11562628, 14453285, 16518040, 21022960, 23125256, 28906570, 33036080, 46250512, 57813140, 115626280, 231252560]

約数ペア:

[(1, 231252560), (2, 115626280), (4, 57813140), (5, 46250512), (7, 33036080), (8, 28906570), (10, 23125256), (11, 21022960), (14, 16518040), (16, 14453285), (20, 11562628), (22, 10511480), (28, 8259020), (31, 7459760), (35, 6607216), (40, 5781314), (44, 5255740), (49, 4719440), (55, 4204592), (56, 4129510), (62, 3729880), (70, 3303608), (77, 3003280), (80, 2890657), (88, 2627870), (98, 2359720), (110, 2102296), (112, 2064755), (124, 1864940), (140, 1651804), (154, 1501640), (155, 1491952), (173, 1336720), (176, 1313935), (196, 1179860), (217, 1065680), (220, 1051148), (245, 943888), (248, 932470), (280, 825902), (308, 750820), (310, 745976), (341, 678160), (346, 668360), (385, 600656), (392, 589930), (434, 532840), (440, 525574), (490, 471944), (496, 466235), (539, 429040), (560, 412951), (616, 375410), (620, 372988), (682, 339080), (692, 334180), (770, 300328), (784, 294965), (865, 267344), (868, 266420), (880, 262787), (980, 235972), (1078, 214520), (1085, 213136), (1211, 190960), (1232, 187705), (1240, 186494), (1364, 169540), (1384, 167090), (1519, 152240), (1540, 150164), (1705, 135632), (1730, 133672), (1736, 133210), (1903, 121520), (1960, 117986), (2156, 107260), (2170, 106568), (2387, 96880), (2422, 95480), (2480, 93247), (2695, 85808), (2728, 84770), (2768, 83545), (3038, 76120), (3080, 75082), (3410, 67816), (3460, 66836), (3472, 66605), (3806, 60760), (3920, 58993), (4312, 53630), (4340, 53284), (4774, 48440), (4844, 47740), (5363, 43120), (5390, 42904), (5456, 42385), (6055, 38192), (6076, 38060), (6160, 37541), (6820, 33908), (6920, 33418), (7595, 30448), (7612, 30380), (8477, 27280), (8624, 26815), (8680, 26642), (9515, 24304), (9548, 24220), (9688, 23870), (10726, 21560), (10780, 21452), (11935, 19376), (12110, 19096), (12152, 19030), (13321, 17360), (13640, 16954), (13840, 16709), (15190, 15224)]