16817280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 56548800

約数和(自身を除く): 39731520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 461, 480, 570, 608, 640, 760, 912, 922, 960, 1140, 1216, 1383, 1520, 1824, 1844, 1920, 2280, 2305, 2432, 2766, 3040, 3648, 3688, 4560, 4610, 5532, 6080, 6915, 7296, 7376, 8759, 9120, 9220, 11064, 12160, 13830, 14752, 17518, 18240, 18440, 22128, 26277, 27660, 29504, 35036, 36480, 36880, 43795, 44256, 52554, 55320, 59008, 70072, 73760, 87590, 88512, 105108, 110640, 131385, 140144, 147520, 175180, 177024, 210216, 221280, 262770, 280288, 295040, 350360, 420432, 442560, 525540, 560576, 700720, 840864, 885120, 1051080, 1121152, 1401440, 1681728, 2102160, 2802880, 3363456, 4204320, 5605760, 8408640, 16817280]

約数ペア:

[(1, 16817280), (2, 8408640), (3, 5605760), (4, 4204320), (5, 3363456), (6, 2802880), (8, 2102160), (10, 1681728), (12, 1401440), (15, 1121152), (16, 1051080), (19, 885120), (20, 840864), (24, 700720), (30, 560576), (32, 525540), (38, 442560), (40, 420432), (48, 350360), (57, 295040), (60, 280288), (64, 262770), (76, 221280), (80, 210216), (95, 177024), (96, 175180), (114, 147520), (120, 140144), (128, 131385), (152, 110640), (160, 105108), (190, 88512), (192, 87590), (228, 73760), (240, 70072), (285, 59008), (304, 55320), (320, 52554), (380, 44256), (384, 43795), (456, 36880), (461, 36480), (480, 35036), (570, 29504), (608, 27660), (640, 26277), (760, 22128), (912, 18440), (922, 18240), (960, 17518), (1140, 14752), (1216, 13830), (1383, 12160), (1520, 11064), (1824, 9220), (1844, 9120), (1920, 8759), (2280, 7376), (2305, 7296), (2432, 6915), (2766, 6080), (3040, 5532), (3648, 4610), (3688, 4560)]