71999970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6469}}^1$

素因数の和:6539

約数の個数: 64

約数和(自身を含む): 201242880

約数和(自身を除く): 129242910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 742, 795, 1113, 1590, 1855, 2226, 3710, 5565, 6469, 11130, 12938, 19407, 32345, 38814, 45283, 64690, 90566, 97035, 135849, 194070, 226415, 271698, 342857, 452830, 679245, 685714, 1028571, 1358490, 1714285, 2057142, 2399999, 3428570, 4799998, 5142855, 7199997, 10285710, 11999995, 14399994, 23999990, 35999985, 71999970]

約数ペア:

[(1, 71999970), (2, 35999985), (3, 23999990), (5, 14399994), (6, 11999995), (7, 10285710), (10, 7199997), (14, 5142855), (15, 4799998), (21, 3428570), (30, 2399999), (35, 2057142), (42, 1714285), (53, 1358490), (70, 1028571), (105, 685714), (106, 679245), (159, 452830), (210, 342857), (265, 271698), (318, 226415), (371, 194070), (530, 135849), (742, 97035), (795, 90566), (1113, 64690), (1590, 45283), (1855, 38814), (2226, 32345), (3710, 19407), (5565, 12938), (6469, 11130)]