128317560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1077

約数の個数: 128

約数和(自身を含む): 442990080

約数和(自身を除く): 314672520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 173, 210, 280, 346, 420, 519, 692, 840, 865, 883, 1038, 1211, 1384, 1730, 1766, 2076, 2422, 2595, 2649, 3460, 3532, 3633, 4152, 4415, 4844, 5190, 5298, 6055, 6181, 6920, 7064, 7266, 8830, 9688, 10380, 10596, 12110, 12362, 13245, 14532, 17660, 18165, 18543, 20760, 21192, 24220, 24724, 26490, 29064, 30905, 35320, 36330, 37086, 48440, 49448, 52980, 61810, 72660, 74172, 92715, 105960, 123620, 145320, 148344, 152759, 185430, 247240, 305518, 370860, 458277, 611036, 741720, 763795, 916554, 1069313, 1222072, 1527590, 1833108, 2138626, 2291385, 3055180, 3207939, 3666216, 4277252, 4582770, 5346565, 6110360, 6415878, 8554504, 9165540, 10693130, 12831756, 16039695, 18331080, 21386260, 25663512, 32079390, 42772520, 64158780, 128317560]

約数ペア:

[(1, 128317560), (2, 64158780), (3, 42772520), (4, 32079390), (5, 25663512), (6, 21386260), (7, 18331080), (8, 16039695), (10, 12831756), (12, 10693130), (14, 9165540), (15, 8554504), (20, 6415878), (21, 6110360), (24, 5346565), (28, 4582770), (30, 4277252), (35, 3666216), (40, 3207939), (42, 3055180), (56, 2291385), (60, 2138626), (70, 1833108), (84, 1527590), (105, 1222072), (120, 1069313), (140, 916554), (168, 763795), (173, 741720), (210, 611036), (280, 458277), (346, 370860), (420, 305518), (519, 247240), (692, 185430), (840, 152759), (865, 148344), (883, 145320), (1038, 123620), (1211, 105960), (1384, 92715), (1730, 74172), (1766, 72660), (2076, 61810), (2422, 52980), (2595, 49448), (2649, 48440), (3460, 37086), (3532, 36330), (3633, 35320), (4152, 30905), (4415, 29064), (4844, 26490), (5190, 24724), (5298, 24220), (6055, 21192), (6181, 20760), (6920, 18543), (7064, 18165), (7266, 17660), (8830, 14532), (9688, 13245), (10380, 12362), (10596, 12110)]