215891200

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 628570880

約数和(自身を除く): 412679680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 64, 70, 79, 80, 100, 112, 122, 128, 140, 158, 160, 175, 200, 224, 244, 256, 280, 305, 316, 320, 350, 395, 400, 427, 448, 488, 553, 560, 610, 632, 640, 700, 790, 800, 854, 896, 976, 1106, 1120, 1220, 1264, 1280, 1400, 1525, 1580, 1600, 1708, 1792, 1952, 1975, 2135, 2212, 2240, 2440, 2528, 2765, 2800, 3050, 3160, 3200, 3416, 3904, 3950, 4270, 4424, 4480, 4819, 4880, 5056, 5530, 5600, 6100, 6320, 6400, 6832, 7808, 7900, 8540, 8848, 8960, 9638, 9760, 10112, 10675, 11060, 11200, 12200, 12640, 13664, 13825, 15616, 15800, 17080, 17696, 19276, 19520, 20224, 21350, 22120, 22400, 24095, 24400, 25280, 27328, 27650, 31600, 33733, 34160, 35392, 38552, 39040, 42700, 44240, 44800, 48190, 48800, 50560, 54656, 55300, 63200, 67466, 68320, 70784, 77104, 78080, 85400, 88480, 96380, 97600, 101120, 109312, 110600, 120475, 126400, 134932, 136640, 141568, 154208, 168665, 170800, 176960, 192760, 195200, 221200, 240950, 252800, 269864, 273280, 308416, 337330, 341600, 353920, 385520, 390400, 442400, 481900, 505600, 539728, 546560, 616832, 674660, 683200, 707840, 771040, 843325, 884800, 963800, 1079456, 1233664, 1349320, 1366400, 1542080, 1686650, 1769600, 1927600, 2158912, 2698640, 2732800, 3084160, 3373300, 3539200, 3855200, 4317824, 5397280, 6168320, 6746600, 7710400, 8635648, 10794560, 13493200, 15420800, 21589120, 26986400, 30841600, 43178240, 53972800, 107945600, 215891200]

約数ペア:

[(1, 215891200), (2, 107945600), (4, 53972800), (5, 43178240), (7, 30841600), (8, 26986400), (10, 21589120), (14, 15420800), (16, 13493200), (20, 10794560), (25, 8635648), (28, 7710400), (32, 6746600), (35, 6168320), (40, 5397280), (50, 4317824), (56, 3855200), (61, 3539200), (64, 3373300), (70, 3084160), (79, 2732800), (80, 2698640), (100, 2158912), (112, 1927600), (122, 1769600), (128, 1686650), (140, 1542080), (158, 1366400), (160, 1349320), (175, 1233664), (200, 1079456), (224, 963800), (244, 884800), (256, 843325), (280, 771040), (305, 707840), (316, 683200), (320, 674660), (350, 616832), (395, 546560), (400, 539728), (427, 505600), (448, 481900), (488, 442400), (553, 390400), (560, 385520), (610, 353920), (632, 341600), (640, 337330), (700, 308416), (790, 273280), (800, 269864), (854, 252800), (896, 240950), (976, 221200), (1106, 195200), (1120, 192760), (1220, 176960), (1264, 170800), (1280, 168665), (1400, 154208), (1525, 141568), (1580, 136640), (1600, 134932), (1708, 126400), (1792, 120475), (1952, 110600), (1975, 109312), (2135, 101120), (2212, 97600), (2240, 96380), (2440, 88480), (2528, 85400), (2765, 78080), (2800, 77104), (3050, 70784), (3160, 68320), (3200, 67466), (3416, 63200), (3904, 55300), (3950, 54656), (4270, 50560), (4424, 48800), (4480, 48190), (4819, 44800), (4880, 44240), (5056, 42700), (5530, 39040), (5600, 38552), (6100, 35392), (6320, 34160), (6400, 33733), (6832, 31600), (7808, 27650), (7900, 27328), (8540, 25280), (8848, 24400), (8960, 24095), (9638, 22400), (9760, 22120), (10112, 21350), (10675, 20224), (11060, 19520), (11200, 19276), (12200, 17696), (12640, 17080), (13664, 15800), (13825, 15616)]