15707216560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{4019}}^1$

素因数の和:5043

約数の個数: 120

約数和(自身を含む): 42534799920

約数和(自身を除く): 26827583360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 997, 1960, 1994, 3920, 3988, 4019, 4985, 6979, 7976, 8038, 9970, 13958, 15952, 16076, 19940, 20095, 27916, 28133, 32152, 34895, 39880, 40190, 48853, 55832, 56266, 64304, 69790, 79760, 80380, 97706, 111664, 112532, 139580, 140665, 160760, 195412, 196931, 225064, 244265, 279160, 281330, 321520, 390824, 393862, 450128, 488530, 558320, 562660, 781648, 787724, 977060, 984655, 1125320, 1575448, 1954120, 1969310, 2250640, 3150896, 3908240, 3938620, 4006943, 7877240, 8013886, 15754480, 16027772, 20034715, 28048601, 32055544, 40069430, 56097202, 64111088, 80138860, 112194404, 140243005, 160277720, 196340207, 224388808, 280486010, 320555440, 392680414, 448777616, 560972020, 785360828, 981701035, 1121944040, 1570721656, 1963402070, 2243888080, 3141443312, 3926804140, 7853608280, 15707216560]

約数ペア:

[(1, 15707216560), (2, 7853608280), (4, 3926804140), (5, 3141443312), (7, 2243888080), (8, 1963402070), (10, 1570721656), (14, 1121944040), (16, 981701035), (20, 785360828), (28, 560972020), (35, 448777616), (40, 392680414), (49, 320555440), (56, 280486010), (70, 224388808), (80, 196340207), (98, 160277720), (112, 140243005), (140, 112194404), (196, 80138860), (245, 64111088), (280, 56097202), (392, 40069430), (490, 32055544), (560, 28048601), (784, 20034715), (980, 16027772), (997, 15754480), (1960, 8013886), (1994, 7877240), (3920, 4006943), (3988, 3938620), (4019, 3908240), (4985, 3150896), (6979, 2250640), (7976, 1969310), (8038, 1954120), (9970, 1575448), (13958, 1125320), (15952, 984655), (16076, 977060), (19940, 787724), (20095, 781648), (27916, 562660), (28133, 558320), (32152, 488530), (34895, 450128), (39880, 393862), (40190, 390824), (48853, 321520), (55832, 281330), (56266, 279160), (64304, 244265), (69790, 225064), (79760, 196931), (80380, 195412), (97706, 160760), (111664, 140665), (112532, 139580)]