205465080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28069}}^1$

素因数の和:28144

約数の個数: 64

約数和(自身を含む): 626522400

約数和(自身を除く): 421057320

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, 7320, 28069, 56138, 84207, 112276, 140345, 168414, 224552, 280690, 336828, 421035, 561380, 673656, 842070, 1122760, 1684140, 1712209, 3368280, 3424418, 5136627, 6848836, 8561045, 10273254, 13697672, 17122090, 20546508, 25683135, 34244180, 41093016, 51366270, 68488360, 102732540, 205465080]

約数ペア:

[(1, 205465080), (2, 102732540), (3, 68488360), (4, 51366270), (5, 41093016), (6, 34244180), (8, 25683135), (10, 20546508), (12, 17122090), (15, 13697672), (20, 10273254), (24, 8561045), (30, 6848836), (40, 5136627), (60, 3424418), (61, 3368280), (120, 1712209), (122, 1684140), (183, 1122760), (244, 842070), (305, 673656), (366, 561380), (488, 421035), (610, 336828), (732, 280690), (915, 224552), (1220, 168414), (1464, 140345), (1830, 112276), (2440, 84207), (3660, 56138), (7320, 28069)]