210947520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31391}}^1$

素因数の和:31418

約数の個数: 112

約数和(自身を含む): 765462528

約数和(自身を除く): 554515008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31391, 62782, 94173, 125564, 156955, 188346, 219737, 251128, 313910, 376692, 439474, 470865, 502256, 627820, 659211, 753384, 878948, 941730, 1004512, 1098685, 1255640, 1318422, 1506768, 1757896, 1883460, 2009024, 2197370, 2511280, 2636844, 3013536, 3296055, 3515792, 3766920, 4394740, 5022560, 5273688, 6027072, 6592110, 7031584, 7533840, 8789480, 10045120, 10547376, 13184220, 14063168, 15067680, 17578960, 21094752, 26368440, 30135360, 35157920, 42189504, 52736880, 70315840, 105473760, 210947520]

約数ペア:

[(1, 210947520), (2, 105473760), (3, 70315840), (4, 52736880), (5, 42189504), (6, 35157920), (7, 30135360), (8, 26368440), (10, 21094752), (12, 17578960), (14, 15067680), (15, 14063168), (16, 13184220), (20, 10547376), (21, 10045120), (24, 8789480), (28, 7533840), (30, 7031584), (32, 6592110), (35, 6027072), (40, 5273688), (42, 5022560), (48, 4394740), (56, 3766920), (60, 3515792), (64, 3296055), (70, 3013536), (80, 2636844), (84, 2511280), (96, 2197370), (105, 2009024), (112, 1883460), (120, 1757896), (140, 1506768), (160, 1318422), (168, 1255640), (192, 1098685), (210, 1004512), (224, 941730), (240, 878948), (280, 753384), (320, 659211), (336, 627820), (420, 502256), (448, 470865), (480, 439474), (560, 376692), (672, 313910), (840, 251128), (960, 219737), (1120, 188346), (1344, 156955), (1680, 125564), (2240, 94173), (3360, 62782), (6720, 31391)]