12928061440

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2976

約数の個数: 208

約数和(自身を含む): 36611804160

約数和(自身を除く): 23683742720

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, 560, 620, 640, 868, 896, 992, 1024, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2048, 2170, 2240, 2480, 2560, 2909, 3472, 3584, 3968, 4096, 4340, 4480, 4960, 5120, 5818, 6944, 7168, 7936, 8680, 8960, 9920, 10240, 11636, 13888, 14336, 14545, 15872, 17360, 17920, 19840, 20363, 20480, 23272, 27776, 28672, 29090, 31744, 34720, 35840, 39680, 40726, 46544, 55552, 58180, 63488, 69440, 71680, 79360, 81452, 90179, 93088, 101815, 111104, 116360, 126976, 138880, 143360, 158720, 162904, 180358, 186176, 203630, 222208, 232720, 277760, 317440, 325808, 360716, 372352, 407260, 444416, 450895, 465440, 555520, 631253, 634880, 651616, 721432, 744704, 814520, 888832, 901790, 930880, 1111040, 1262506, 1303232, 1442864, 1489408, 1629040, 1803580, 1861760, 2222080, 2525012, 2606464, 2885728, 2978816, 3156265, 3258080, 3607160, 3723520, 4444160, 5050024, 5212928, 5771456, 5957632, 6312530, 6516160, 7214320, 7447040, 10100048, 10425856, 11542912, 11915264, 12625060, 13032320, 14428640, 14894080, 20200096, 20851712, 23085824, 25250120, 26064640, 28857280, 29788160, 40400192, 41703424, 46171648, 50500240, 52129280, 57714560, 59576320, 80800384, 83406848, 92343296, 101000480, 104258560, 115429120, 161600768, 184686592, 202000960, 208517120, 230858240, 323201536, 369373184, 404001920, 417034240, 461716480, 646403072, 808003840, 923432960, 1292806144, 1616007680, 1846865920, 2585612288, 3232015360, 6464030720, 12928061440]

約数ペア:

[(1, 12928061440), (2, 6464030720), (4, 3232015360), (5, 2585612288), (7, 1846865920), (8, 1616007680), (10, 1292806144), (14, 923432960), (16, 808003840), (20, 646403072), (28, 461716480), (31, 417034240), (32, 404001920), (35, 369373184), (40, 323201536), (56, 230858240), (62, 208517120), (64, 202000960), (70, 184686592), (80, 161600768), (112, 115429120), (124, 104258560), (128, 101000480), (140, 92343296), (155, 83406848), (160, 80800384), (217, 59576320), (224, 57714560), (248, 52129280), (256, 50500240), (280, 46171648), (310, 41703424), (320, 40400192), (434, 29788160), (448, 28857280), (496, 26064640), (512, 25250120), (560, 23085824), (620, 20851712), (640, 20200096), (868, 14894080), (896, 14428640), (992, 13032320), (1024, 12625060), (1085, 11915264), (1120, 11542912), (1240, 10425856), (1280, 10100048), (1736, 7447040), (1792, 7214320), (1984, 6516160), (2048, 6312530), (2170, 5957632), (2240, 5771456), (2480, 5212928), (2560, 5050024), (2909, 4444160), (3472, 3723520), (3584, 3607160), (3968, 3258080), (4096, 3156265), (4340, 2978816), (4480, 2885728), (4960, 2606464), (5120, 2525012), (5818, 2222080), (6944, 1861760), (7168, 1803580), (7936, 1629040), (8680, 1489408), (8960, 1442864), (9920, 1303232), (10240, 1262506), (11636, 1111040), (13888, 930880), (14336, 901790), (14545, 888832), (15872, 814520), (17360, 744704), (17920, 721432), (19840, 651616), (20363, 634880), (20480, 631253), (23272, 555520), (27776, 465440), (28672, 450895), (29090, 444416), (31744, 407260), (34720, 372352), (35840, 360716), (39680, 325808), (40726, 317440), (46544, 277760), (55552, 232720), (58180, 222208), (63488, 203630), (69440, 186176), (71680, 180358), (79360, 162904), (81452, 158720), (90179, 143360), (93088, 138880), (101815, 126976), (111104, 116360)]