210204800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 580796160

約数和(自身を除く): 370591360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 128, 130, 155, 160, 163, 200, 208, 248, 260, 310, 320, 325, 326, 400, 403, 416, 496, 520, 620, 640, 650, 652, 775, 800, 806, 815, 832, 992, 1040, 1240, 1300, 1304, 1550, 1600, 1612, 1630, 1664, 1984, 2015, 2080, 2119, 2480, 2600, 2608, 3100, 3200, 3224, 3260, 3968, 4030, 4075, 4160, 4238, 4960, 5053, 5200, 5216, 6200, 6448, 6520, 8060, 8150, 8320, 8476, 9920, 10075, 10106, 10400, 10432, 10595, 12400, 12896, 13040, 16120, 16300, 16952, 19840, 20150, 20212, 20800, 20864, 21190, 24800, 25265, 25792, 26080, 32240, 32600, 33904, 40300, 40424, 41600, 42380, 49600, 50530, 51584, 52160, 52975, 64480, 65200, 65689, 67808, 80600, 80848, 84760, 99200, 101060, 104320, 105950, 126325, 128960, 130400, 131378, 135616, 161200, 161696, 169520, 202120, 211900, 252650, 257920, 260800, 262756, 271232, 322400, 323392, 328445, 339040, 404240, 423800, 505300, 521600, 525512, 644800, 646784, 656890, 678080, 808480, 847600, 1010600, 1051024, 1289600, 1313780, 1356160, 1616960, 1642225, 1695200, 2021200, 2102048, 2627560, 3233920, 3284450, 3390400, 4042400, 4204096, 5255120, 6568900, 6780800, 8084800, 8408192, 10510240, 13137800, 16169600, 21020480, 26275600, 42040960, 52551200, 105102400, 210204800]

約数ペア:

[(1, 210204800), (2, 105102400), (4, 52551200), (5, 42040960), (8, 26275600), (10, 21020480), (13, 16169600), (16, 13137800), (20, 10510240), (25, 8408192), (26, 8084800), (31, 6780800), (32, 6568900), (40, 5255120), (50, 4204096), (52, 4042400), (62, 3390400), (64, 3284450), (65, 3233920), (80, 2627560), (100, 2102048), (104, 2021200), (124, 1695200), (128, 1642225), (130, 1616960), (155, 1356160), (160, 1313780), (163, 1289600), (200, 1051024), (208, 1010600), (248, 847600), (260, 808480), (310, 678080), (320, 656890), (325, 646784), (326, 644800), (400, 525512), (403, 521600), (416, 505300), (496, 423800), (520, 404240), (620, 339040), (640, 328445), (650, 323392), (652, 322400), (775, 271232), (800, 262756), (806, 260800), (815, 257920), (832, 252650), (992, 211900), (1040, 202120), (1240, 169520), (1300, 161696), (1304, 161200), (1550, 135616), (1600, 131378), (1612, 130400), (1630, 128960), (1664, 126325), (1984, 105950), (2015, 104320), (2080, 101060), (2119, 99200), (2480, 84760), (2600, 80848), (2608, 80600), (3100, 67808), (3200, 65689), (3224, 65200), (3260, 64480), (3968, 52975), (4030, 52160), (4075, 51584), (4160, 50530), (4238, 49600), (4960, 42380), (5053, 41600), (5200, 40424), (5216, 40300), (6200, 33904), (6448, 32600), (6520, 32240), (8060, 26080), (8150, 25792), (8320, 25265), (8476, 24800), (9920, 21190), (10075, 20864), (10106, 20800), (10400, 20212), (10432, 20150), (10595, 19840), (12400, 16952), (12896, 16300), (13040, 16120)]