121821560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8209}}^1$

素因数の和:8280

約数の個数: 64

約数和(自身を含む): 319204800

約数和(自身を除く): 197383240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 8209, 14840, 16418, 32836, 41045, 57463, 65672, 82090, 114926, 164180, 229852, 287315, 328360, 435077, 459704, 574630, 870154, 1149260, 1740308, 2175385, 2298520, 3045539, 3480616, 4350770, 6091078, 8701540, 12182156, 15227695, 17403080, 24364312, 30455390, 60910780, 121821560]

約数ペア:

[(1, 121821560), (2, 60910780), (4, 30455390), (5, 24364312), (7, 17403080), (8, 15227695), (10, 12182156), (14, 8701540), (20, 6091078), (28, 4350770), (35, 3480616), (40, 3045539), (53, 2298520), (56, 2175385), (70, 1740308), (106, 1149260), (140, 870154), (212, 574630), (265, 459704), (280, 435077), (371, 328360), (424, 287315), (530, 229852), (742, 164180), (1060, 114926), (1484, 82090), (1855, 65672), (2120, 57463), (2968, 41045), (3710, 32836), (7420, 16418), (8209, 14840)]