31893960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:947

約数の個数: 128

約数和(自身を含む): 112020480

約数和(自身を除く): 80126520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 883, 903, 1032, 1204, 1290, 1505, 1720, 1766, 1806, 2408, 2580, 2649, 3010, 3532, 3612, 4415, 4515, 5160, 5298, 6020, 6181, 7064, 7224, 8830, 9030, 10596, 12040, 12362, 13245, 17660, 18060, 18543, 21192, 24724, 26490, 30905, 35320, 36120, 37086, 37969, 49448, 52980, 61810, 74172, 75938, 92715, 105960, 113907, 123620, 148344, 151876, 185430, 189845, 227814, 247240, 265783, 303752, 370860, 379690, 455628, 531566, 569535, 741720, 759380, 797349, 911256, 1063132, 1139070, 1328915, 1518760, 1594698, 2126264, 2278140, 2657830, 3189396, 3986745, 4556280, 5315660, 6378792, 7973490, 10631320, 15946980, 31893960]

約数ペア:

[(1, 31893960), (2, 15946980), (3, 10631320), (4, 7973490), (5, 6378792), (6, 5315660), (7, 4556280), (8, 3986745), (10, 3189396), (12, 2657830), (14, 2278140), (15, 2126264), (20, 1594698), (21, 1518760), (24, 1328915), (28, 1139070), (30, 1063132), (35, 911256), (40, 797349), (42, 759380), (43, 741720), (56, 569535), (60, 531566), (70, 455628), (84, 379690), (86, 370860), (105, 303752), (120, 265783), (129, 247240), (140, 227814), (168, 189845), (172, 185430), (210, 151876), (215, 148344), (258, 123620), (280, 113907), (301, 105960), (344, 92715), (420, 75938), (430, 74172), (516, 61810), (602, 52980), (645, 49448), (840, 37969), (860, 37086), (883, 36120), (903, 35320), (1032, 30905), (1204, 26490), (1290, 24724), (1505, 21192), (1720, 18543), (1766, 18060), (1806, 17660), (2408, 13245), (2580, 12362), (2649, 12040), (3010, 10596), (3532, 9030), (3612, 8830), (4415, 7224), (4515, 7064), (5160, 6181), (5298, 6020)]