91409640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{108821}}^1$

素因数の和:108842

約数の個数: 64

約数和(自身を含む): 313407360

約数和(自身を除く): 221997720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 108821, 217642, 326463, 435284, 544105, 652926, 761747, 870568, 1088210, 1305852, 1523494, 1632315, 2176420, 2285241, 2611704, 3046988, 3264630, 3808735, 4352840, 4570482, 6093976, 6529260, 7617470, 9140964, 11426205, 13058520, 15234940, 18281928, 22852410, 30469880, 45704820, 91409640]

約数ペア:

[(1, 91409640), (2, 45704820), (3, 30469880), (4, 22852410), (5, 18281928), (6, 15234940), (7, 13058520), (8, 11426205), (10, 9140964), (12, 7617470), (14, 6529260), (15, 6093976), (20, 4570482), (21, 4352840), (24, 3808735), (28, 3264630), (30, 3046988), (35, 2611704), (40, 2285241), (42, 2176420), (56, 1632315), (60, 1523494), (70, 1305852), (84, 1088210), (105, 870568), (120, 761747), (140, 652926), (168, 544105), (210, 435284), (280, 326463), (420, 217642), (840, 108821)]