18108900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 61454400

約数和(自身を除く): 43345500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 353, 380, 450, 475, 513, 540, 570, 675, 684, 706, 855, 900, 950, 1026, 1059, 1140, 1350, 1412, 1425, 1710, 1765, 1900, 2052, 2118, 2565, 2700, 2850, 3177, 3420, 3530, 4236, 4275, 5130, 5295, 5700, 6354, 6707, 7060, 8550, 8825, 9531, 10260, 10590, 12708, 12825, 13414, 15885, 17100, 17650, 19062, 20121, 21180, 25650, 26475, 26828, 31770, 33535, 35300, 38124, 40242, 47655, 51300, 52950, 60363, 63540, 67070, 79425, 80484, 95310, 100605, 105900, 120726, 134140, 158850, 167675, 181089, 190620, 201210, 238275, 241452, 301815, 317700, 335350, 362178, 402420, 476550, 503025, 603630, 670700, 724356, 905445, 953100, 1006050, 1207260, 1509075, 1810890, 2012100, 3018150, 3621780, 4527225, 6036300, 9054450, 18108900]

約数ペア:

[(1, 18108900), (2, 9054450), (3, 6036300), (4, 4527225), (5, 3621780), (6, 3018150), (9, 2012100), (10, 1810890), (12, 1509075), (15, 1207260), (18, 1006050), (19, 953100), (20, 905445), (25, 724356), (27, 670700), (30, 603630), (36, 503025), (38, 476550), (45, 402420), (50, 362178), (54, 335350), (57, 317700), (60, 301815), (75, 241452), (76, 238275), (90, 201210), (95, 190620), (100, 181089), (108, 167675), (114, 158850), (135, 134140), (150, 120726), (171, 105900), (180, 100605), (190, 95310), (225, 80484), (228, 79425), (270, 67070), (285, 63540), (300, 60363), (342, 52950), (353, 51300), (380, 47655), (450, 40242), (475, 38124), (513, 35300), (540, 33535), (570, 31770), (675, 26828), (684, 26475), (706, 25650), (855, 21180), (900, 20121), (950, 19062), (1026, 17650), (1059, 17100), (1140, 15885), (1350, 13414), (1412, 12825), (1425, 12708), (1710, 10590), (1765, 10260), (1900, 9531), (2052, 8825), (2118, 8550), (2565, 7060), (2700, 6707), (2850, 6354), (3177, 5700), (3420, 5295), (3530, 5130), (4236, 4275)]