28112400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 240

約数和(自身を含む): 106094400

約数和(自身を除く): 77982000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 100, 108, 114, 120, 135, 137, 144, 150, 152, 171, 180, 190, 200, 216, 225, 228, 240, 270, 274, 285, 300, 304, 342, 360, 380, 400, 411, 432, 450, 456, 475, 513, 540, 548, 570, 600, 675, 684, 685, 720, 760, 822, 855, 900, 912, 950, 1026, 1080, 1096, 1140, 1200, 1233, 1350, 1368, 1370, 1425, 1520, 1644, 1710, 1800, 1900, 2052, 2055, 2160, 2192, 2280, 2466, 2565, 2603, 2700, 2736, 2740, 2850, 3288, 3420, 3425, 3600, 3699, 3800, 4104, 4110, 4275, 4560, 4932, 5130, 5206, 5400, 5480, 5700, 6165, 6576, 6840, 6850, 7398, 7600, 7809, 8208, 8220, 8550, 9864, 10260, 10275, 10412, 10800, 10960, 11400, 12330, 12825, 13015, 13680, 13700, 14796, 15618, 16440, 17100, 18495, 19728, 20520, 20550, 20824, 22800, 23427, 24660, 25650, 26030, 27400, 29592, 30825, 31236, 32880, 34200, 36990, 39045, 41040, 41100, 41648, 46854, 49320, 51300, 52060, 54800, 59184, 61650, 62472, 65075, 68400, 70281, 73980, 78090, 82200, 92475, 93708, 98640, 102600, 104120, 117135, 123300, 124944, 130150, 140562, 147960, 156180, 164400, 184950, 187416, 195225, 205200, 208240, 234270, 246600, 260300, 281124, 295920, 312360, 351405, 369900, 374832, 390450, 468540, 493200, 520600, 562248, 585675, 624720, 702810, 739800, 780900, 937080, 1041200, 1124496, 1171350, 1405620, 1479600, 1561800, 1757025, 1874160, 2342700, 2811240, 3123600, 3514050, 4685400, 5622480, 7028100, 9370800, 14056200, 28112400]

約数ペア:

[(1, 28112400), (2, 14056200), (3, 9370800), (4, 7028100), (5, 5622480), (6, 4685400), (8, 3514050), (9, 3123600), (10, 2811240), (12, 2342700), (15, 1874160), (16, 1757025), (18, 1561800), (19, 1479600), (20, 1405620), (24, 1171350), (25, 1124496), (27, 1041200), (30, 937080), (36, 780900), (38, 739800), (40, 702810), (45, 624720), (48, 585675), (50, 562248), (54, 520600), (57, 493200), (60, 468540), (72, 390450), (75, 374832), (76, 369900), (80, 351405), (90, 312360), (95, 295920), (100, 281124), (108, 260300), (114, 246600), (120, 234270), (135, 208240), (137, 205200), (144, 195225), (150, 187416), (152, 184950), (171, 164400), (180, 156180), (190, 147960), (200, 140562), (216, 130150), (225, 124944), (228, 123300), (240, 117135), (270, 104120), (274, 102600), (285, 98640), (300, 93708), (304, 92475), (342, 82200), (360, 78090), (380, 73980), (400, 70281), (411, 68400), (432, 65075), (450, 62472), (456, 61650), (475, 59184), (513, 54800), (540, 52060), (548, 51300), (570, 49320), (600, 46854), (675, 41648), (684, 41100), (685, 41040), (720, 39045), (760, 36990), (822, 34200), (855, 32880), (900, 31236), (912, 30825), (950, 29592), (1026, 27400), (1080, 26030), (1096, 25650), (1140, 24660), (1200, 23427), (1233, 22800), (1350, 20824), (1368, 20550), (1370, 20520), (1425, 19728), (1520, 18495), (1644, 17100), (1710, 16440), (1800, 15618), (1900, 14796), (2052, 13700), (2055, 13680), (2160, 13015), (2192, 12825), (2280, 12330), (2466, 11400), (2565, 10960), (2603, 10800), (2700, 10412), (2736, 10275), (2740, 10260), (2850, 9864), (3288, 8550), (3420, 8220), (3425, 8208), (3600, 7809), (3699, 7600), (3800, 7398), (4104, 6850), (4110, 6840), (4275, 6576), (4560, 6165), (4932, 5700), (5130, 5480), (5206, 5400)]