78650040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:989

約数の個数: 128

約数和(自身を含む): 272448000

約数和(自身を除く): 193797960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 859, 872, 1090, 1308, 1526, 1635, 1718, 2180, 2289, 2577, 2616, 3052, 3270, 3436, 3815, 4295, 4360, 4578, 5154, 6013, 6104, 6540, 6872, 7630, 8590, 9156, 10308, 11445, 12026, 12885, 13080, 15260, 17180, 18039, 18312, 20616, 22890, 24052, 25770, 30065, 30520, 34360, 36078, 45780, 48104, 51540, 60130, 72156, 90195, 91560, 93631, 103080, 120260, 144312, 180390, 187262, 240520, 280893, 360780, 374524, 468155, 561786, 655417, 721560, 749048, 936310, 1123572, 1310834, 1404465, 1872620, 1966251, 2247144, 2621668, 2808930, 3277085, 3745240, 3932502, 5243336, 5617860, 6554170, 7865004, 9831255, 11235720, 13108340, 15730008, 19662510, 26216680, 39325020, 78650040]

約数ペア:

[(1, 78650040), (2, 39325020), (3, 26216680), (4, 19662510), (5, 15730008), (6, 13108340), (7, 11235720), (8, 9831255), (10, 7865004), (12, 6554170), (14, 5617860), (15, 5243336), (20, 3932502), (21, 3745240), (24, 3277085), (28, 2808930), (30, 2621668), (35, 2247144), (40, 1966251), (42, 1872620), (56, 1404465), (60, 1310834), (70, 1123572), (84, 936310), (105, 749048), (109, 721560), (120, 655417), (140, 561786), (168, 468155), (210, 374524), (218, 360780), (280, 280893), (327, 240520), (420, 187262), (436, 180390), (545, 144312), (654, 120260), (763, 103080), (840, 93631), (859, 91560), (872, 90195), (1090, 72156), (1308, 60130), (1526, 51540), (1635, 48104), (1718, 45780), (2180, 36078), (2289, 34360), (2577, 30520), (2616, 30065), (3052, 25770), (3270, 24052), (3436, 22890), (3815, 20616), (4295, 18312), (4360, 18039), (4578, 17180), (5154, 15260), (6013, 13080), (6104, 12885), (6540, 12026), (6872, 11445), (7630, 10308), (8590, 9156)]