13501460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 34473600

約数和(自身を除く): 20972140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 599, 644, 805, 980, 1127, 1198, 1610, 2254, 2396, 2995, 3220, 4193, 4508, 5635, 5990, 8386, 11270, 11980, 13777, 16772, 20965, 22540, 27554, 29351, 41930, 55108, 58702, 68885, 83860, 96439, 117404, 137770, 146755, 192878, 275540, 293510, 385756, 482195, 587020, 675073, 964390, 1350146, 1928780, 2700292, 3375365, 6750730, 13501460]

約数ペア:

[(1, 13501460), (2, 6750730), (4, 3375365), (5, 2700292), (7, 1928780), (10, 1350146), (14, 964390), (20, 675073), (23, 587020), (28, 482195), (35, 385756), (46, 293510), (49, 275540), (70, 192878), (92, 146755), (98, 137770), (115, 117404), (140, 96439), (161, 83860), (196, 68885), (230, 58702), (245, 55108), (322, 41930), (460, 29351), (490, 27554), (599, 22540), (644, 20965), (805, 16772), (980, 13777), (1127, 11980), (1198, 11270), (1610, 8386), (2254, 5990), (2396, 5635), (2995, 4508), (3220, 4193)]