131388040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24697}}^1$

素因数の和:24734

約数の個数: 64

約数和(自身を含む): 355651200

約数和(自身を除く): 224263160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 24697, 49394, 98788, 123485, 172879, 197576, 246970, 345758, 469243, 493940, 691516, 864395, 938486, 987880, 1383032, 1728790, 1876972, 2346215, 3284701, 3457580, 3753944, 4692430, 6569402, 6915160, 9384860, 13138804, 16423505, 18769720, 26277608, 32847010, 65694020, 131388040]

約数ペア:

[(1, 131388040), (2, 65694020), (4, 32847010), (5, 26277608), (7, 18769720), (8, 16423505), (10, 13138804), (14, 9384860), (19, 6915160), (20, 6569402), (28, 4692430), (35, 3753944), (38, 3457580), (40, 3284701), (56, 2346215), (70, 1876972), (76, 1728790), (95, 1383032), (133, 987880), (140, 938486), (152, 864395), (190, 691516), (266, 493940), (280, 469243), (380, 345758), (532, 246970), (665, 197576), (760, 172879), (1064, 123485), (1330, 98788), (2660, 49394), (5320, 24697)]