1880331040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1747}}^1$

素因数の和:1831

約数の個数: 144

約数和(自身を含む): 5248950336

約数和(自身を除く): 3368619296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 961, 992, 1085, 1120, 1240, 1736, 1747, 1922, 2170, 2480, 3472, 3494, 3844, 4340, 4805, 4960, 6727, 6944, 6988, 7688, 8680, 8735, 9610, 12229, 13454, 13976, 15376, 17360, 17470, 19220, 24458, 26908, 27952, 30752, 33635, 34720, 34940, 38440, 48916, 53816, 54157, 55904, 61145, 67270, 69880, 76880, 97832, 107632, 108314, 122290, 134540, 139760, 153760, 195664, 215264, 216628, 244580, 269080, 270785, 279520, 379099, 391328, 433256, 489160, 538160, 541570, 758198, 866512, 978320, 1076320, 1083140, 1516396, 1678867, 1733024, 1895495, 1956640, 2166280, 3032792, 3357734, 3790990, 4332560, 6065584, 6715468, 7581980, 8394335, 8665120, 11752069, 12131168, 13430936, 15163960, 16788670, 23504138, 26861872, 30327920, 33577340, 47008276, 53723744, 58760345, 60655840, 67154680, 94016552, 117520690, 134309360, 188033104, 235041380, 268618720, 376066208, 470082760, 940165520, 1880331040]

約数ペア:

[(1, 1880331040), (2, 940165520), (4, 470082760), (5, 376066208), (7, 268618720), (8, 235041380), (10, 188033104), (14, 134309360), (16, 117520690), (20, 94016552), (28, 67154680), (31, 60655840), (32, 58760345), (35, 53723744), (40, 47008276), (56, 33577340), (62, 30327920), (70, 26861872), (80, 23504138), (112, 16788670), (124, 15163960), (140, 13430936), (155, 12131168), (160, 11752069), (217, 8665120), (224, 8394335), (248, 7581980), (280, 6715468), (310, 6065584), (434, 4332560), (496, 3790990), (560, 3357734), (620, 3032792), (868, 2166280), (961, 1956640), (992, 1895495), (1085, 1733024), (1120, 1678867), (1240, 1516396), (1736, 1083140), (1747, 1076320), (1922, 978320), (2170, 866512), (2480, 758198), (3472, 541570), (3494, 538160), (3844, 489160), (4340, 433256), (4805, 391328), (4960, 379099), (6727, 279520), (6944, 270785), (6988, 269080), (7688, 244580), (8680, 216628), (8735, 215264), (9610, 195664), (12229, 153760), (13454, 139760), (13976, 134540), (15376, 122290), (17360, 108314), (17470, 107632), (19220, 97832), (24458, 76880), (26908, 69880), (27952, 67270), (30752, 61145), (33635, 55904), (34720, 54157), (34940, 53816), (38440, 48916)]