319262720

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:184

約数の個数: 208

約数和(自身を含む): 934167168

約数和(自身を除く): 614904448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 131, 136, 140, 160, 170, 224, 238, 256, 262, 272, 280, 320, 340, 448, 476, 512, 524, 544, 560, 595, 640, 655, 680, 896, 917, 952, 1024, 1048, 1088, 1120, 1190, 1280, 1310, 1360, 1792, 1834, 1904, 2048, 2096, 2176, 2227, 2240, 2380, 2560, 2620, 2720, 3584, 3668, 3808, 4096, 4192, 4352, 4454, 4480, 4585, 4760, 5120, 5240, 5440, 7168, 7336, 7616, 8384, 8704, 8908, 8960, 9170, 9520, 10240, 10480, 10880, 11135, 14336, 14672, 15232, 15589, 16768, 17408, 17816, 17920, 18340, 19040, 20480, 20960, 21760, 22270, 28672, 29344, 30464, 31178, 33536, 34816, 35632, 35840, 36680, 38080, 41920, 43520, 44540, 58688, 60928, 62356, 67072, 69632, 71264, 71680, 73360, 76160, 77945, 83840, 87040, 89080, 117376, 121856, 124712, 134144, 142528, 143360, 146720, 152320, 155890, 167680, 174080, 178160, 234752, 243712, 249424, 268288, 285056, 293440, 304640, 311780, 335360, 348160, 356320, 469504, 487424, 498848, 536576, 570112, 586880, 609280, 623560, 670720, 712640, 939008, 997696, 1140224, 1173760, 1218560, 1247120, 1341440, 1425280, 1878016, 1995392, 2280448, 2347520, 2437120, 2494240, 2682880, 2850560, 3756032, 3990784, 4560896, 4695040, 4988480, 5701120, 7981568, 9121792, 9390080, 9976960, 11402240, 15963136, 18780160, 19953920, 22804480, 31926272, 39907840, 45608960, 63852544, 79815680, 159631360, 319262720]

約数ペア:

[(1, 319262720), (2, 159631360), (4, 79815680), (5, 63852544), (7, 45608960), (8, 39907840), (10, 31926272), (14, 22804480), (16, 19953920), (17, 18780160), (20, 15963136), (28, 11402240), (32, 9976960), (34, 9390080), (35, 9121792), (40, 7981568), (56, 5701120), (64, 4988480), (68, 4695040), (70, 4560896), (80, 3990784), (85, 3756032), (112, 2850560), (119, 2682880), (128, 2494240), (131, 2437120), (136, 2347520), (140, 2280448), (160, 1995392), (170, 1878016), (224, 1425280), (238, 1341440), (256, 1247120), (262, 1218560), (272, 1173760), (280, 1140224), (320, 997696), (340, 939008), (448, 712640), (476, 670720), (512, 623560), (524, 609280), (544, 586880), (560, 570112), (595, 536576), (640, 498848), (655, 487424), (680, 469504), (896, 356320), (917, 348160), (952, 335360), (1024, 311780), (1048, 304640), (1088, 293440), (1120, 285056), (1190, 268288), (1280, 249424), (1310, 243712), (1360, 234752), (1792, 178160), (1834, 174080), (1904, 167680), (2048, 155890), (2096, 152320), (2176, 146720), (2227, 143360), (2240, 142528), (2380, 134144), (2560, 124712), (2620, 121856), (2720, 117376), (3584, 89080), (3668, 87040), (3808, 83840), (4096, 77945), (4192, 76160), (4352, 73360), (4454, 71680), (4480, 71264), (4585, 69632), (4760, 67072), (5120, 62356), (5240, 60928), (5440, 58688), (7168, 44540), (7336, 43520), (7616, 41920), (8384, 38080), (8704, 36680), (8908, 35840), (8960, 35632), (9170, 34816), (9520, 33536), (10240, 31178), (10480, 30464), (10880, 29344), (11135, 28672), (14336, 22270), (14672, 21760), (15232, 20960), (15589, 20480), (16768, 19040), (17408, 18340), (17816, 17920)]