215286400

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{1373}}^1$

素因数の和:1411

約数の個数: 144

約数和(自身を含む): 619103790

約数和(自身を除く): 403817390

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1373, 1400, 1568, 1600, 1960, 2240, 2450, 2746, 2800, 3136, 3200, 3920, 4480, 4900, 5492, 5600, 6272, 6865, 7840, 9611, 9800, 10984, 11200, 13730, 15680, 19222, 19600, 21968, 22400, 27460, 31360, 34325, 38444, 39200, 43936, 48055, 54920, 67277, 68650, 76888, 78400, 87872, 96110, 109840, 134554, 137300, 153776, 156800, 175744, 192220, 219680, 240275, 269108, 274600, 307552, 336385, 384440, 439360, 480550, 538216, 549200, 615104, 672770, 768880, 878720, 961100, 1076432, 1098400, 1230208, 1345540, 1537760, 1681925, 1922200, 2152864, 2196800, 2691080, 3075520, 3363850, 3844400, 4305728, 4393600, 5382160, 6151040, 6727700, 7688800, 8611456, 10764320, 13455400, 15377600, 21528640, 26910800, 30755200, 43057280, 53821600, 107643200, 215286400]

約数ペア:

[(1, 215286400), (2, 107643200), (4, 53821600), (5, 43057280), (7, 30755200), (8, 26910800), (10, 21528640), (14, 15377600), (16, 13455400), (20, 10764320), (25, 8611456), (28, 7688800), (32, 6727700), (35, 6151040), (40, 5382160), (49, 4393600), (50, 4305728), (56, 3844400), (64, 3363850), (70, 3075520), (80, 2691080), (98, 2196800), (100, 2152864), (112, 1922200), (128, 1681925), (140, 1537760), (160, 1345540), (175, 1230208), (196, 1098400), (200, 1076432), (224, 961100), (245, 878720), (280, 768880), (320, 672770), (350, 615104), (392, 549200), (400, 538216), (448, 480550), (490, 439360), (560, 384440), (640, 336385), (700, 307552), (784, 274600), (800, 269108), (896, 240275), (980, 219680), (1120, 192220), (1225, 175744), (1373, 156800), (1400, 153776), (1568, 137300), (1600, 134554), (1960, 109840), (2240, 96110), (2450, 87872), (2746, 78400), (2800, 76888), (3136, 68650), (3200, 67277), (3920, 54920), (4480, 48055), (4900, 43936), (5492, 39200), (5600, 38444), (6272, 34325), (6865, 31360), (7840, 27460), (9611, 22400), (9800, 21968), (10984, 19600), (11200, 19222), (13730, 15680)]