20976300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 71557920

約数和(自身を除く): 50581620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 135, 150, 153, 170, 180, 204, 225, 255, 270, 300, 306, 340, 425, 450, 457, 459, 510, 540, 612, 675, 765, 850, 900, 914, 918, 1020, 1275, 1350, 1371, 1530, 1700, 1828, 1836, 2285, 2295, 2550, 2700, 2742, 3060, 3825, 4113, 4570, 4590, 5100, 5484, 6855, 7650, 7769, 8226, 9140, 9180, 11425, 11475, 12339, 13710, 15300, 15538, 16452, 20565, 22850, 22950, 23307, 24678, 27420, 31076, 34275, 38845, 41130, 45700, 45900, 46614, 49356, 61695, 68550, 69921, 77690, 82260, 93228, 102825, 116535, 123390, 137100, 139842, 155380, 194225, 205650, 209763, 233070, 246780, 279684, 308475, 349605, 388450, 411300, 419526, 466140, 582675, 616950, 699210, 776900, 839052, 1048815, 1165350, 1233900, 1398420, 1748025, 2097630, 2330700, 3496050, 4195260, 5244075, 6992100, 10488150, 20976300]

約数ペア:

[(1, 20976300), (2, 10488150), (3, 6992100), (4, 5244075), (5, 4195260), (6, 3496050), (9, 2330700), (10, 2097630), (12, 1748025), (15, 1398420), (17, 1233900), (18, 1165350), (20, 1048815), (25, 839052), (27, 776900), (30, 699210), (34, 616950), (36, 582675), (45, 466140), (50, 419526), (51, 411300), (54, 388450), (60, 349605), (68, 308475), (75, 279684), (85, 246780), (90, 233070), (100, 209763), (102, 205650), (108, 194225), (135, 155380), (150, 139842), (153, 137100), (170, 123390), (180, 116535), (204, 102825), (225, 93228), (255, 82260), (270, 77690), (300, 69921), (306, 68550), (340, 61695), (425, 49356), (450, 46614), (457, 45900), (459, 45700), (510, 41130), (540, 38845), (612, 34275), (675, 31076), (765, 27420), (850, 24678), (900, 23307), (914, 22950), (918, 22850), (1020, 20565), (1275, 16452), (1350, 15538), (1371, 15300), (1530, 13710), (1700, 12339), (1828, 11475), (1836, 11425), (2285, 9180), (2295, 9140), (2550, 8226), (2700, 7769), (2742, 7650), (3060, 6855), (3825, 5484), (4113, 5100), (4570, 4590)]