279609660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{499}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 930384000

約数和(自身を除く): 650774340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 283, 330, 396, 495, 499, 566, 660, 849, 990, 998, 1132, 1415, 1497, 1698, 1980, 1996, 2495, 2547, 2830, 2994, 3113, 3396, 4245, 4491, 4990, 5094, 5489, 5660, 5988, 6226, 7485, 8490, 8982, 9339, 9980, 10188, 10978, 12452, 12735, 14970, 15565, 16467, 16980, 17964, 18678, 21956, 22455, 25470, 27445, 28017, 29940, 31130, 32934, 37356, 44910, 46695, 49401, 50940, 54890, 56034, 62260, 65868, 82335, 89820, 93390, 98802, 109780, 112068, 140085, 141217, 164670, 186780, 197604, 247005, 280170, 282434, 329340, 423651, 494010, 560340, 564868, 706085, 847302, 988020, 1270953, 1412170, 1553387, 1694604, 2118255, 2541906, 2824340, 3106774, 4236510, 4660161, 5083812, 6213548, 6354765, 7766935, 8473020, 9320322, 12709530, 13980483, 15533870, 18640644, 23300805, 25419060, 27960966, 31067740, 46601610, 55921932, 69902415, 93203220, 139804830, 279609660]

約数ペア:

[(1, 279609660), (2, 139804830), (3, 93203220), (4, 69902415), (5, 55921932), (6, 46601610), (9, 31067740), (10, 27960966), (11, 25419060), (12, 23300805), (15, 18640644), (18, 15533870), (20, 13980483), (22, 12709530), (30, 9320322), (33, 8473020), (36, 7766935), (44, 6354765), (45, 6213548), (55, 5083812), (60, 4660161), (66, 4236510), (90, 3106774), (99, 2824340), (110, 2541906), (132, 2118255), (165, 1694604), (180, 1553387), (198, 1412170), (220, 1270953), (283, 988020), (330, 847302), (396, 706085), (495, 564868), (499, 560340), (566, 494010), (660, 423651), (849, 329340), (990, 282434), (998, 280170), (1132, 247005), (1415, 197604), (1497, 186780), (1698, 164670), (1980, 141217), (1996, 140085), (2495, 112068), (2547, 109780), (2830, 98802), (2994, 93390), (3113, 89820), (3396, 82335), (4245, 65868), (4491, 62260), (4990, 56034), (5094, 54890), (5489, 50940), (5660, 49401), (5988, 46695), (6226, 44910), (7485, 37356), (8490, 32934), (8982, 31130), (9339, 29940), (9980, 28017), (10188, 27445), (10978, 25470), (12452, 22455), (12735, 21956), (14970, 18678), (15565, 17964), (16467, 16980)]