1298220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 4548096

約数和(自身を除く): 3249876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 281, 308, 330, 385, 420, 462, 562, 660, 770, 843, 924, 1124, 1155, 1405, 1540, 1686, 1967, 2310, 2810, 3091, 3372, 3934, 4215, 4620, 5620, 5901, 6182, 7868, 8430, 9273, 9835, 11802, 12364, 15455, 16860, 18546, 19670, 21637, 23604, 29505, 30910, 37092, 39340, 43274, 46365, 59010, 61820, 64911, 86548, 92730, 108185, 118020, 129822, 185460, 216370, 259644, 324555, 432740, 649110, 1298220]

約数ペア:

[(1, 1298220), (2, 649110), (3, 432740), (4, 324555), (5, 259644), (6, 216370), (7, 185460), (10, 129822), (11, 118020), (12, 108185), (14, 92730), (15, 86548), (20, 64911), (21, 61820), (22, 59010), (28, 46365), (30, 43274), (33, 39340), (35, 37092), (42, 30910), (44, 29505), (55, 23604), (60, 21637), (66, 19670), (70, 18546), (77, 16860), (84, 15455), (105, 12364), (110, 11802), (132, 9835), (140, 9273), (154, 8430), (165, 7868), (210, 6182), (220, 5901), (231, 5620), (281, 4620), (308, 4215), (330, 3934), (385, 3372), (420, 3091), (462, 2810), (562, 2310), (660, 1967), (770, 1686), (843, 1540), (924, 1405), (1124, 1155)]