28862760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3943}}^1$

素因数の和:4018

約数の個数: 64

約数和(自身を含む): 88030080

約数和(自身を除く): 59167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 3943, 7320, 7886, 11829, 15772, 19715, 23658, 31544, 39430, 47316, 59145, 78860, 94632, 118290, 157720, 236580, 240523, 473160, 481046, 721569, 962092, 1202615, 1443138, 1924184, 2405230, 2886276, 3607845, 4810460, 5772552, 7215690, 9620920, 14431380, 28862760]

約数ペア:

[(1, 28862760), (2, 14431380), (3, 9620920), (4, 7215690), (5, 5772552), (6, 4810460), (8, 3607845), (10, 2886276), (12, 2405230), (15, 1924184), (20, 1443138), (24, 1202615), (30, 962092), (40, 721569), (60, 481046), (61, 473160), (120, 240523), (122, 236580), (183, 157720), (244, 118290), (305, 94632), (366, 78860), (488, 59145), (610, 47316), (732, 39430), (915, 31544), (1220, 23658), (1464, 19715), (1830, 15772), (2440, 11829), (3660, 7886), (3943, 7320)]