2498760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:659

約数の個数: 96

約数和(自身を含む): 8873280

約数和(自身を除く): 6374520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 631, 660, 792, 990, 1262, 1320, 1893, 1980, 2524, 3155, 3786, 3960, 5048, 5679, 6310, 6941, 7572, 9465, 11358, 12620, 13882, 15144, 18930, 20823, 22716, 25240, 27764, 28395, 34705, 37860, 41646, 45432, 55528, 56790, 62469, 69410, 75720, 83292, 104115, 113580, 124938, 138820, 166584, 208230, 227160, 249876, 277640, 312345, 416460, 499752, 624690, 832920, 1249380, 2498760]

約数ペア:

[(1, 2498760), (2, 1249380), (3, 832920), (4, 624690), (5, 499752), (6, 416460), (8, 312345), (9, 277640), (10, 249876), (11, 227160), (12, 208230), (15, 166584), (18, 138820), (20, 124938), (22, 113580), (24, 104115), (30, 83292), (33, 75720), (36, 69410), (40, 62469), (44, 56790), (45, 55528), (55, 45432), (60, 41646), (66, 37860), (72, 34705), (88, 28395), (90, 27764), (99, 25240), (110, 22716), (120, 20823), (132, 18930), (165, 15144), (180, 13882), (198, 12620), (220, 11358), (264, 9465), (330, 7572), (360, 6941), (396, 6310), (440, 5679), (495, 5048), (631, 3960), (660, 3786), (792, 3155), (990, 2524), (1262, 1980), (1320, 1893)]