1256998400

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{14029}}^1$

素因数の和:14064

約数の個数: 120

約数和(自身を含む): 3559467120

約数和(自身を除く): 2302468720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 512, 560, 640, 700, 800, 896, 1120, 1280, 1400, 1600, 1792, 2240, 2560, 2800, 3200, 3584, 4480, 5600, 6400, 8960, 11200, 12800, 14029, 17920, 22400, 28058, 44800, 56116, 70145, 89600, 98203, 112232, 140290, 196406, 224464, 280580, 350725, 392812, 448928, 491015, 561160, 701450, 785624, 897856, 982030, 1122320, 1402900, 1571248, 1795712, 1964060, 2244640, 2455075, 2805800, 3142496, 3591424, 3928120, 4489280, 4910150, 5611600, 6284992, 7182848, 7856240, 8978560, 9820300, 11223200, 12569984, 15712480, 17957120, 19640600, 22446400, 25139968, 31424960, 35914240, 39281200, 44892800, 50279936, 62849920, 78562400, 89785600, 125699840, 157124800, 179571200, 251399680, 314249600, 628499200, 1256998400]

約数ペア:

[(1, 1256998400), (2, 628499200), (4, 314249600), (5, 251399680), (7, 179571200), (8, 157124800), (10, 125699840), (14, 89785600), (16, 78562400), (20, 62849920), (25, 50279936), (28, 44892800), (32, 39281200), (35, 35914240), (40, 31424960), (50, 25139968), (56, 22446400), (64, 19640600), (70, 17957120), (80, 15712480), (100, 12569984), (112, 11223200), (128, 9820300), (140, 8978560), (160, 7856240), (175, 7182848), (200, 6284992), (224, 5611600), (256, 4910150), (280, 4489280), (320, 3928120), (350, 3591424), (400, 3142496), (448, 2805800), (512, 2455075), (560, 2244640), (640, 1964060), (700, 1795712), (800, 1571248), (896, 1402900), (1120, 1122320), (1280, 982030), (1400, 897856), (1600, 785624), (1792, 701450), (2240, 561160), (2560, 491015), (2800, 448928), (3200, 392812), (3584, 350725), (4480, 280580), (5600, 224464), (6400, 196406), (8960, 140290), (11200, 112232), (12800, 98203), (14029, 89600), (17920, 70145), (22400, 56116), (28058, 44800)]