684797440

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8629}}^1$

素因数の和:8683

約数の個数: 80

約数和(自身を含む): 1695070080

約数和(自身を除く): 1010272640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 8629, 9920, 15872, 17258, 19840, 34516, 39680, 43145, 69032, 79360, 86290, 138064, 172580, 267499, 276128, 345160, 534998, 552256, 690320, 1069996, 1104512, 1337495, 1380640, 2139992, 2209024, 2674990, 2761280, 4279984, 4418048, 5349980, 5522560, 8559968, 10699960, 11045120, 17119936, 21399920, 22090240, 34239872, 42799840, 68479744, 85599680, 136959488, 171199360, 342398720, 684797440]

約数ペア:

[(1, 684797440), (2, 342398720), (4, 171199360), (5, 136959488), (8, 85599680), (10, 68479744), (16, 42799840), (20, 34239872), (31, 22090240), (32, 21399920), (40, 17119936), (62, 11045120), (64, 10699960), (80, 8559968), (124, 5522560), (128, 5349980), (155, 4418048), (160, 4279984), (248, 2761280), (256, 2674990), (310, 2209024), (320, 2139992), (496, 1380640), (512, 1337495), (620, 1104512), (640, 1069996), (992, 690320), (1240, 552256), (1280, 534998), (1984, 345160), (2480, 276128), (2560, 267499), (3968, 172580), (4960, 138064), (7936, 86290), (8629, 79360), (9920, 69032), (15872, 43145), (17258, 39680), (19840, 34516)]