988061440

素因数分解:

$2^8\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3203}}^1$

素因数の和:3465

約数の個数: 72

約数和(自身を含む): 2377278288

約数和(自身を除く): 1389216848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 482, 640, 964, 1205, 1280, 1928, 2410, 3203, 3856, 4820, 6406, 7712, 9640, 12812, 15424, 16015, 19280, 25624, 30848, 32030, 38560, 51248, 61696, 64060, 77120, 102496, 128120, 154240, 204992, 256240, 308480, 409984, 512480, 771923, 819968, 1024960, 1543846, 2049920, 3087692, 3859615, 4099840, 6175384, 7719230, 12350768, 15438460, 24701536, 30876920, 49403072, 61753840, 98806144, 123507680, 197612288, 247015360, 494030720, 988061440]

約数ペア:

[(1, 988061440), (2, 494030720), (4, 247015360), (5, 197612288), (8, 123507680), (10, 98806144), (16, 61753840), (20, 49403072), (32, 30876920), (40, 24701536), (64, 15438460), (80, 12350768), (128, 7719230), (160, 6175384), (241, 4099840), (256, 3859615), (320, 3087692), (482, 2049920), (640, 1543846), (964, 1024960), (1205, 819968), (1280, 771923), (1928, 512480), (2410, 409984), (3203, 308480), (3856, 256240), (4820, 204992), (6406, 154240), (7712, 128120), (9640, 102496), (12812, 77120), (15424, 64060), (16015, 61696), (19280, 51248), (25624, 38560), (30848, 32030)]