255399540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 795088896

約数和(自身を除く): 539689356

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 127, 132, 165, 220, 242, 254, 277, 330, 363, 381, 484, 508, 554, 605, 635, 660, 726, 762, 831, 1108, 1210, 1270, 1385, 1397, 1452, 1524, 1662, 1815, 1905, 2420, 2540, 2770, 2794, 3047, 3324, 3630, 3810, 4155, 4191, 5540, 5588, 6094, 6985, 7260, 7620, 8310, 8382, 9141, 12188, 13970, 15235, 15367, 16620, 16764, 18282, 20955, 27940, 30470, 30734, 33517, 35179, 36564, 41910, 45705, 46101, 60940, 61468, 67034, 70358, 76835, 83820, 91410, 92202, 100551, 105537, 134068, 140716, 153670, 167585, 175895, 182820, 184404, 201102, 211074, 230505, 307340, 335170, 351790, 386969, 402204, 422148, 461010, 502755, 527685, 670340, 703580, 773938, 922020, 1005510, 1055370, 1160907, 1547876, 1934845, 2011020, 2110740, 2321814, 3869690, 4256659, 4643628, 5804535, 7739380, 8513318, 11609070, 12769977, 17026636, 21283295, 23218140, 25539954, 42566590, 51079908, 63849885, 85133180, 127699770, 255399540]

約数ペア:

[(1, 255399540), (2, 127699770), (3, 85133180), (4, 63849885), (5, 51079908), (6, 42566590), (10, 25539954), (11, 23218140), (12, 21283295), (15, 17026636), (20, 12769977), (22, 11609070), (30, 8513318), (33, 7739380), (44, 5804535), (55, 4643628), (60, 4256659), (66, 3869690), (110, 2321814), (121, 2110740), (127, 2011020), (132, 1934845), (165, 1547876), (220, 1160907), (242, 1055370), (254, 1005510), (277, 922020), (330, 773938), (363, 703580), (381, 670340), (484, 527685), (508, 502755), (554, 461010), (605, 422148), (635, 402204), (660, 386969), (726, 351790), (762, 335170), (831, 307340), (1108, 230505), (1210, 211074), (1270, 201102), (1385, 184404), (1397, 182820), (1452, 175895), (1524, 167585), (1662, 153670), (1815, 140716), (1905, 134068), (2420, 105537), (2540, 100551), (2770, 92202), (2794, 91410), (3047, 83820), (3324, 76835), (3630, 70358), (3810, 67034), (4155, 61468), (4191, 60940), (5540, 46101), (5588, 45705), (6094, 41910), (6985, 36564), (7260, 35179), (7620, 33517), (8310, 30734), (8382, 30470), (9141, 27940), (12188, 20955), (13970, 18282), (15235, 16764), (15367, 16620)]