1380540

素因数分解:

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

素因数の和:211

約数の個数: 96

約数和(自身を含む): 4677120

約数和(自身を除く): 3296580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 173, 190, 210, 228, 266, 285, 346, 380, 399, 420, 519, 532, 570, 665, 692, 798, 865, 1038, 1140, 1211, 1330, 1596, 1730, 1995, 2076, 2422, 2595, 2660, 3287, 3460, 3633, 3990, 4844, 5190, 6055, 6574, 7266, 7980, 9861, 10380, 12110, 13148, 14532, 16435, 18165, 19722, 23009, 24220, 32870, 36330, 39444, 46018, 49305, 65740, 69027, 72660, 92036, 98610, 115045, 138054, 197220, 230090, 276108, 345135, 460180, 690270, 1380540]

約数ペア:

[(1, 1380540), (2, 690270), (3, 460180), (4, 345135), (5, 276108), (6, 230090), (7, 197220), (10, 138054), (12, 115045), (14, 98610), (15, 92036), (19, 72660), (20, 69027), (21, 65740), (28, 49305), (30, 46018), (35, 39444), (38, 36330), (42, 32870), (57, 24220), (60, 23009), (70, 19722), (76, 18165), (84, 16435), (95, 14532), (105, 13148), (114, 12110), (133, 10380), (140, 9861), (173, 7980), (190, 7266), (210, 6574), (228, 6055), (266, 5190), (285, 4844), (346, 3990), (380, 3633), (399, 3460), (420, 3287), (519, 2660), (532, 2595), (570, 2422), (665, 2076), (692, 1995), (798, 1730), (865, 1596), (1038, 1330), (1140, 1211)]