1388392020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1051}}^1$

素因数の和:1286

約数の個数: 144

約数和(自身を含む): 4342403520

約数和(自身を除く): 2954011500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 179, 180, 205, 246, 358, 369, 410, 492, 537, 615, 716, 738, 820, 895, 1051, 1074, 1230, 1476, 1611, 1790, 1845, 2102, 2148, 2460, 2685, 3153, 3222, 3580, 3690, 4204, 5255, 5370, 6306, 6444, 7339, 7380, 8055, 9459, 10510, 10740, 12612, 14678, 15765, 16110, 18918, 21020, 22017, 29356, 31530, 32220, 36695, 37836, 43091, 44034, 47295, 63060, 66051, 73390, 86182, 88068, 94590, 110085, 129273, 132102, 146780, 172364, 188129, 189180, 215455, 220170, 258546, 264204, 330255, 376258, 387819, 430910, 440340, 517092, 564387, 646365, 660510, 752516, 775638, 861820, 940645, 1128774, 1292730, 1321020, 1551276, 1693161, 1881290, 1939095, 2257548, 2585460, 2821935, 3386322, 3762580, 3878190, 5643870, 6772644, 7713289, 7756380, 8465805, 11287740, 15426578, 16931610, 23139867, 30853156, 33863220, 38566445, 46279734, 69419601, 77132890, 92559468, 115699335, 138839202, 154265780, 231398670, 277678404, 347098005, 462797340, 694196010, 1388392020]

約数ペア:

[(1, 1388392020), (2, 694196010), (3, 462797340), (4, 347098005), (5, 277678404), (6, 231398670), (9, 154265780), (10, 138839202), (12, 115699335), (15, 92559468), (18, 77132890), (20, 69419601), (30, 46279734), (36, 38566445), (41, 33863220), (45, 30853156), (60, 23139867), (82, 16931610), (90, 15426578), (123, 11287740), (164, 8465805), (179, 7756380), (180, 7713289), (205, 6772644), (246, 5643870), (358, 3878190), (369, 3762580), (410, 3386322), (492, 2821935), (537, 2585460), (615, 2257548), (716, 1939095), (738, 1881290), (820, 1693161), (895, 1551276), (1051, 1321020), (1074, 1292730), (1230, 1128774), (1476, 940645), (1611, 861820), (1790, 775638), (1845, 752516), (2102, 660510), (2148, 646365), (2460, 564387), (2685, 517092), (3153, 440340), (3222, 430910), (3580, 387819), (3690, 376258), (4204, 330255), (5255, 264204), (5370, 258546), (6306, 220170), (6444, 215455), (7339, 189180), (7380, 188129), (8055, 172364), (9459, 146780), (10510, 132102), (10740, 129273), (12612, 110085), (14678, 94590), (15765, 88068), (16110, 86182), (18918, 73390), (21020, 66051), (22017, 63060), (29356, 47295), (31530, 44034), (32220, 43091), (36695, 37836)]