690270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 2004480

約数和(自身を除く): 1314210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 173, 190, 210, 266, 285, 346, 399, 519, 570, 665, 798, 865, 1038, 1211, 1330, 1730, 1995, 2422, 2595, 3287, 3633, 3990, 5190, 6055, 6574, 7266, 9861, 12110, 16435, 18165, 19722, 23009, 32870, 36330, 46018, 49305, 69027, 98610, 115045, 138054, 230090, 345135, 690270]

約数ペア:

[(1, 690270), (2, 345135), (3, 230090), (5, 138054), (6, 115045), (7, 98610), (10, 69027), (14, 49305), (15, 46018), (19, 36330), (21, 32870), (30, 23009), (35, 19722), (38, 18165), (42, 16435), (57, 12110), (70, 9861), (95, 7266), (105, 6574), (114, 6055), (133, 5190), (173, 3990), (190, 3633), (210, 3287), (266, 2595), (285, 2422), (346, 1995), (399, 1730), (519, 1330), (570, 1211), (665, 1038), (798, 865)]