1257899360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 192

約数和(自身を含む): 3350833920

約数和(自身を除く): 2092934560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 37, 40, 58, 68, 74, 80, 85, 116, 136, 145, 148, 160, 170, 185, 232, 272, 290, 296, 340, 370, 431, 464, 493, 544, 580, 592, 629, 680, 740, 862, 928, 986, 1073, 1160, 1184, 1258, 1360, 1480, 1724, 1972, 2146, 2155, 2320, 2465, 2516, 2720, 2960, 3145, 3448, 3944, 4292, 4310, 4640, 4930, 5032, 5365, 5920, 6290, 6896, 7327, 7888, 8584, 8620, 9860, 10064, 10730, 12499, 12580, 13792, 14654, 15776, 15947, 17168, 17240, 18241, 19720, 20128, 21460, 24998, 25160, 29308, 31894, 34336, 34480, 36482, 36635, 39440, 42920, 49996, 50320, 58616, 62495, 63788, 68960, 72964, 73270, 78880, 79735, 85840, 91205, 99992, 100640, 117232, 124990, 127576, 145928, 146540, 159470, 171680, 182410, 199984, 212483, 234464, 249980, 255152, 271099, 291856, 293080, 318940, 364820, 399968, 424966, 462463, 499960, 510304, 542198, 583712, 586160, 637880, 729640, 849932, 924926, 999920, 1062415, 1084396, 1172320, 1275760, 1355495, 1459280, 1699864, 1849852, 1999840, 2124830, 2168792, 2312315, 2551520, 2710990, 2918560, 3399728, 3699704, 4249660, 4337584, 4624630, 5421980, 6799456, 7399408, 7861871, 8499320, 8675168, 9249260, 10843960, 14798816, 15723742, 16998640, 18498520, 21687920, 31447484, 33997280, 36997040, 39309355, 43375840, 62894968, 73994080, 78618710, 125789936, 157237420, 251579872, 314474840, 628949680, 1257899360]

約数ペア:

[(1, 1257899360), (2, 628949680), (4, 314474840), (5, 251579872), (8, 157237420), (10, 125789936), (16, 78618710), (17, 73994080), (20, 62894968), (29, 43375840), (32, 39309355), (34, 36997040), (37, 33997280), (40, 31447484), (58, 21687920), (68, 18498520), (74, 16998640), (80, 15723742), (85, 14798816), (116, 10843960), (136, 9249260), (145, 8675168), (148, 8499320), (160, 7861871), (170, 7399408), (185, 6799456), (232, 5421980), (272, 4624630), (290, 4337584), (296, 4249660), (340, 3699704), (370, 3399728), (431, 2918560), (464, 2710990), (493, 2551520), (544, 2312315), (580, 2168792), (592, 2124830), (629, 1999840), (680, 1849852), (740, 1699864), (862, 1459280), (928, 1355495), (986, 1275760), (1073, 1172320), (1160, 1084396), (1184, 1062415), (1258, 999920), (1360, 924926), (1480, 849932), (1724, 729640), (1972, 637880), (2146, 586160), (2155, 583712), (2320, 542198), (2465, 510304), (2516, 499960), (2720, 462463), (2960, 424966), (3145, 399968), (3448, 364820), (3944, 318940), (4292, 293080), (4310, 291856), (4640, 271099), (4930, 255152), (5032, 249980), (5365, 234464), (5920, 212483), (6290, 199984), (6896, 182410), (7327, 171680), (7888, 159470), (8584, 146540), (8620, 145928), (9860, 127576), (10064, 124990), (10730, 117232), (12499, 100640), (12580, 99992), (13792, 91205), (14654, 85840), (15776, 79735), (15947, 78880), (17168, 73270), (17240, 72964), (18241, 68960), (19720, 63788), (20128, 62495), (21460, 58616), (24998, 50320), (25160, 49996), (29308, 42920), (31894, 39440), (34336, 36635), (34480, 36482)]