90440028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1879}}^1$

素因数の和:2087

約数の個数: 72

約数和(自身を含む): 262778880

約数和(自身を除く): 172338852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 1146, 1337, 1719, 1879, 2292, 2674, 3438, 3758, 4011, 5348, 5637, 6876, 7516, 8022, 11274, 12033, 13153, 16044, 16911, 22548, 24066, 26306, 33822, 39459, 48132, 52612, 67644, 78918, 118377, 157836, 236754, 358889, 473508, 717778, 1076667, 1435556, 2153334, 2512223, 3230001, 4306668, 5024446, 6460002, 7536669, 10048892, 12920004, 15073338, 22610007, 30146676, 45220014, 90440028]

約数ペア:

[(1, 90440028), (2, 45220014), (3, 30146676), (4, 22610007), (6, 15073338), (7, 12920004), (9, 10048892), (12, 7536669), (14, 6460002), (18, 5024446), (21, 4306668), (28, 3230001), (36, 2512223), (42, 2153334), (63, 1435556), (84, 1076667), (126, 717778), (191, 473508), (252, 358889), (382, 236754), (573, 157836), (764, 118377), (1146, 78918), (1337, 67644), (1719, 52612), (1879, 48132), (2292, 39459), (2674, 33822), (3438, 26306), (3758, 24066), (4011, 22548), (5348, 16911), (5637, 16044), (6876, 13153), (7516, 12033), (8022, 11274)]