17804520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 61516260

約数和(自身を除く): 43711740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 137, 152, 171, 180, 190, 228, 274, 285, 342, 360, 361, 380, 411, 456, 548, 570, 684, 685, 722, 760, 822, 855, 1083, 1096, 1140, 1233, 1368, 1370, 1444, 1644, 1710, 1805, 2055, 2166, 2280, 2466, 2603, 2740, 2888, 3249, 3288, 3420, 3610, 4110, 4332, 4932, 5206, 5415, 5480, 6165, 6498, 6840, 7220, 7809, 8220, 8664, 9864, 10412, 10830, 12330, 12996, 13015, 14440, 15618, 16245, 16440, 20824, 21660, 23427, 24660, 25992, 26030, 31236, 32490, 39045, 43320, 46854, 49320, 49457, 52060, 62472, 64980, 78090, 93708, 98914, 104120, 117135, 129960, 148371, 156180, 187416, 197828, 234270, 247285, 296742, 312360, 395656, 445113, 468540, 494570, 593484, 741855, 890226, 937080, 989140, 1186968, 1483710, 1780452, 1978280, 2225565, 2967420, 3560904, 4451130, 5934840, 8902260, 17804520]

約数ペア:

[(1, 17804520), (2, 8902260), (3, 5934840), (4, 4451130), (5, 3560904), (6, 2967420), (8, 2225565), (9, 1978280), (10, 1780452), (12, 1483710), (15, 1186968), (18, 989140), (19, 937080), (20, 890226), (24, 741855), (30, 593484), (36, 494570), (38, 468540), (40, 445113), (45, 395656), (57, 312360), (60, 296742), (72, 247285), (76, 234270), (90, 197828), (95, 187416), (114, 156180), (120, 148371), (137, 129960), (152, 117135), (171, 104120), (180, 98914), (190, 93708), (228, 78090), (274, 64980), (285, 62472), (342, 52060), (360, 49457), (361, 49320), (380, 46854), (411, 43320), (456, 39045), (548, 32490), (570, 31236), (684, 26030), (685, 25992), (722, 24660), (760, 23427), (822, 21660), (855, 20824), (1083, 16440), (1096, 16245), (1140, 15618), (1233, 14440), (1368, 13015), (1370, 12996), (1444, 12330), (1644, 10830), (1710, 10412), (1805, 9864), (2055, 8664), (2166, 8220), (2280, 7809), (2466, 7220), (2603, 6840), (2740, 6498), (2888, 6165), (3249, 5480), (3288, 5415), (3420, 5206), (3610, 4932), (4110, 4332)]