821755123920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20023273}}^1$

素因数の和:20023314

約数の個数: 160

約数和(自身を含む): 2979463171200

約数和(自身を除く): 2157708047280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6840, 8208, 10260, 13680, 20520, 41040, 20023273, 40046546, 60069819, 80093092, 100116365, 120139638, 160186184, 180209457, 200232730, 240279276, 300349095, 320372368, 360418914, 380442187, 400465460, 480558552, 540628371, 600698190, 720837828, 760884374, 800930920, 901047285, 961117104, 1081256742, 1141326561, 1201396380, 1441675656, 1521768748, 1601861840, 1802094570, 1902210935, 2162513484, 2282653122, 2402792760, 2703141855, 2883351312, 3043537496, 3423979683, 3604189140, 3804421870, 4325026968, 4565306244, 4805585520, 5406283710, 5706632805, 6087074992, 6847959366, 7208378280, 7608843740, 8650053936, 9130612488, 10271939049, 10812567420, 11413265610, 13695918732, 14416756560, 15217687480, 17119898415, 18261224976, 20543878098, 21625134840, 22826531220, 27391837464, 30435374960, 34239796830, 41087756196, 43250269680, 45653062440, 51359695245, 54783674928, 68479593660, 82175512392, 91306124880, 102719390490, 136959187320, 164351024784, 205438780980, 273918374640, 410877561960, 821755123920]

約数ペア:

[(1, 821755123920), (2, 410877561960), (3, 273918374640), (4, 205438780980), (5, 164351024784), (6, 136959187320), (8, 102719390490), (9, 91306124880), (10, 82175512392), (12, 68479593660), (15, 54783674928), (16, 51359695245), (18, 45653062440), (19, 43250269680), (20, 41087756196), (24, 34239796830), (27, 30435374960), (30, 27391837464), (36, 22826531220), (38, 21625134840), (40, 20543878098), (45, 18261224976), (48, 17119898415), (54, 15217687480), (57, 14416756560), (60, 13695918732), (72, 11413265610), (76, 10812567420), (80, 10271939049), (90, 9130612488), (95, 8650053936), (108, 7608843740), (114, 7208378280), (120, 6847959366), (135, 6087074992), (144, 5706632805), (152, 5406283710), (171, 4805585520), (180, 4565306244), (190, 4325026968), (216, 3804421870), (228, 3604189140), (240, 3423979683), (270, 3043537496), (285, 2883351312), (304, 2703141855), (342, 2402792760), (360, 2282653122), (380, 2162513484), (432, 1902210935), (456, 1802094570), (513, 1601861840), (540, 1521768748), (570, 1441675656), (684, 1201396380), (720, 1141326561), (760, 1081256742), (855, 961117104), (912, 901047285), (1026, 800930920), (1080, 760884374), (1140, 720837828), (1368, 600698190), (1520, 540628371), (1710, 480558552), (2052, 400465460), (2160, 380442187), (2280, 360418914), (2565, 320372368), (2736, 300349095), (3420, 240279276), (4104, 200232730), (4560, 180209457), (5130, 160186184), (6840, 120139638), (8208, 100116365), (10260, 80093092), (13680, 60069819), (20520, 40046546), (41040, 20023273)]