209664240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45979}}^1$

素因数の和:46014

約数の個数: 80

約数和(自身を含む): 684182400

約数和(自身を除く): 474518160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 45979, 91958, 137937, 183916, 229895, 275874, 367832, 459790, 551748, 689685, 735664, 873601, 919580, 1103496, 1379370, 1747202, 1839160, 2206992, 2620803, 2758740, 3494404, 3678320, 4368005, 5241606, 5517480, 6988808, 8736010, 10483212, 11034960, 13104015, 13977616, 17472020, 20966424, 26208030, 34944040, 41932848, 52416060, 69888080, 104832120, 209664240]

約数ペア:

[(1, 209664240), (2, 104832120), (3, 69888080), (4, 52416060), (5, 41932848), (6, 34944040), (8, 26208030), (10, 20966424), (12, 17472020), (15, 13977616), (16, 13104015), (19, 11034960), (20, 10483212), (24, 8736010), (30, 6988808), (38, 5517480), (40, 5241606), (48, 4368005), (57, 3678320), (60, 3494404), (76, 2758740), (80, 2620803), (95, 2206992), (114, 1839160), (120, 1747202), (152, 1379370), (190, 1103496), (228, 919580), (240, 873601), (285, 735664), (304, 689685), (380, 551748), (456, 459790), (570, 367832), (760, 275874), (912, 229895), (1140, 183916), (1520, 137937), (2280, 91958), (4560, 45979)]