12980220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 40352256

約数和(自身を除く): 27372036

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 132, 142, 165, 213, 220, 277, 284, 330, 355, 426, 554, 660, 710, 781, 831, 852, 1065, 1108, 1385, 1420, 1562, 1662, 2130, 2343, 2770, 3047, 3124, 3324, 3905, 4155, 4260, 4686, 5540, 6094, 7810, 8310, 9141, 9372, 11715, 12188, 15235, 15620, 16620, 18282, 19667, 23430, 30470, 36564, 39334, 45705, 46860, 59001, 60940, 78668, 91410, 98335, 118002, 182820, 196670, 216337, 236004, 295005, 393340, 432674, 590010, 649011, 865348, 1081685, 1180020, 1298022, 2163370, 2596044, 3245055, 4326740, 6490110, 12980220]

約数ペア:

[(1, 12980220), (2, 6490110), (3, 4326740), (4, 3245055), (5, 2596044), (6, 2163370), (10, 1298022), (11, 1180020), (12, 1081685), (15, 865348), (20, 649011), (22, 590010), (30, 432674), (33, 393340), (44, 295005), (55, 236004), (60, 216337), (66, 196670), (71, 182820), (110, 118002), (132, 98335), (142, 91410), (165, 78668), (213, 60940), (220, 59001), (277, 46860), (284, 45705), (330, 39334), (355, 36564), (426, 30470), (554, 23430), (660, 19667), (710, 18282), (781, 16620), (831, 15620), (852, 15235), (1065, 12188), (1108, 11715), (1385, 9372), (1420, 9141), (1562, 8310), (1662, 7810), (2130, 6094), (2343, 5540), (2770, 4686), (3047, 4260), (3124, 4155), (3324, 3905)]