19447644160

素因数分解:

$2^{15}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:620

約数の個数: 256

約数和(自身を含む): 55162644480

約数和(自身を除く): 35715000320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 547, 560, 620, 640, 868, 896, 992, 1024, 1085, 1094, 1120, 1240, 1280, 1736, 1792, 1984, 2048, 2170, 2188, 2240, 2480, 2560, 2735, 3472, 3584, 3829, 3968, 4096, 4340, 4376, 4480, 4960, 5120, 5470, 6944, 7168, 7658, 7936, 8192, 8680, 8752, 8960, 9920, 10240, 10940, 13888, 14336, 15316, 15872, 16384, 16957, 17360, 17504, 17920, 19145, 19840, 20480, 21880, 27776, 28672, 30632, 31744, 32768, 33914, 34720, 35008, 35840, 38290, 39680, 40960, 43760, 55552, 57344, 61264, 63488, 67828, 69440, 70016, 71680, 76580, 79360, 81920, 84785, 87520, 111104, 114688, 118699, 122528, 126976, 135656, 138880, 140032, 143360, 153160, 158720, 163840, 169570, 175040, 222208, 229376, 237398, 245056, 253952, 271312, 277760, 280064, 286720, 306320, 317440, 339140, 350080, 444416, 474796, 490112, 507904, 542624, 555520, 560128, 573440, 593495, 612640, 634880, 678280, 700160, 888832, 949592, 980224, 1015808, 1085248, 1111040, 1120256, 1146880, 1186990, 1225280, 1269760, 1356560, 1400320, 1777664, 1899184, 1960448, 2170496, 2222080, 2240512, 2373980, 2450560, 2539520, 2713120, 2800640, 3555328, 3798368, 3920896, 4340992, 4444160, 4481024, 4747960, 4901120, 5079040, 5426240, 5601280, 7110656, 7596736, 7841792, 8681984, 8888320, 8962048, 9495920, 9802240, 10852480, 11202560, 15193472, 15683584, 17363968, 17776640, 17924096, 18991840, 19604480, 21704960, 22405120, 30386944, 31367168, 34727936, 35553280, 37983680, 39208960, 43409920, 44810240, 60773888, 62734336, 69455872, 75967360, 78417920, 86819840, 89620480, 121547776, 125468672, 138911744, 151934720, 156835840, 173639680, 243095552, 277823488, 303869440, 313671680, 347279360, 486191104, 555646976, 607738880, 627343360, 694558720, 972382208, 1215477760, 1389117440, 1944764416, 2430955520, 2778234880, 3889528832, 4861911040, 9723822080, 19447644160]

約数ペア:

[(1, 19447644160), (2, 9723822080), (4, 4861911040), (5, 3889528832), (7, 2778234880), (8, 2430955520), (10, 1944764416), (14, 1389117440), (16, 1215477760), (20, 972382208), (28, 694558720), (31, 627343360), (32, 607738880), (35, 555646976), (40, 486191104), (56, 347279360), (62, 313671680), (64, 303869440), (70, 277823488), (80, 243095552), (112, 173639680), (124, 156835840), (128, 151934720), (140, 138911744), (155, 125468672), (160, 121547776), (217, 89620480), (224, 86819840), (248, 78417920), (256, 75967360), (280, 69455872), (310, 62734336), (320, 60773888), (434, 44810240), (448, 43409920), (496, 39208960), (512, 37983680), (547, 35553280), (560, 34727936), (620, 31367168), (640, 30386944), (868, 22405120), (896, 21704960), (992, 19604480), (1024, 18991840), (1085, 17924096), (1094, 17776640), (1120, 17363968), (1240, 15683584), (1280, 15193472), (1736, 11202560), (1792, 10852480), (1984, 9802240), (2048, 9495920), (2170, 8962048), (2188, 8888320), (2240, 8681984), (2480, 7841792), (2560, 7596736), (2735, 7110656), (3472, 5601280), (3584, 5426240), (3829, 5079040), (3968, 4901120), (4096, 4747960), (4340, 4481024), (4376, 4444160), (4480, 4340992), (4960, 3920896), (5120, 3798368), (5470, 3555328), (6944, 2800640), (7168, 2713120), (7658, 2539520), (7936, 2450560), (8192, 2373980), (8680, 2240512), (8752, 2222080), (8960, 2170496), (9920, 1960448), (10240, 1899184), (10940, 1777664), (13888, 1400320), (14336, 1356560), (15316, 1269760), (15872, 1225280), (16384, 1186990), (16957, 1146880), (17360, 1120256), (17504, 1111040), (17920, 1085248), (19145, 1015808), (19840, 980224), (20480, 949592), (21880, 888832), (27776, 700160), (28672, 678280), (30632, 634880), (31744, 612640), (32768, 593495), (33914, 573440), (34720, 560128), (35008, 555520), (35840, 542624), (38290, 507904), (39680, 490112), (40960, 474796), (43760, 444416), (55552, 350080), (57344, 339140), (61264, 317440), (63488, 306320), (67828, 286720), (69440, 280064), (70016, 277760), (71680, 271312), (76580, 253952), (79360, 245056), (81920, 237398), (84785, 229376), (87520, 222208), (111104, 175040), (114688, 169570), (118699, 163840), (122528, 158720), (126976, 153160), (135656, 143360), (138880, 140032)]