316421280

素因数分解:

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

素因数の和:31419

約数の個数: 144

約数和(自身を含む): 1234082304

約数和(自身を除く): 917661024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 31391, 62782, 94173, 125564, 156955, 188346, 219737, 251128, 282519, 313910, 376692, 439474, 470865, 502256, 565038, 627820, 659211, 753384, 878948, 941730, 1004512, 1098685, 1130076, 1255640, 1318422, 1412595, 1506768, 1757896, 1883460, 1977633, 2197370, 2260152, 2511280, 2636844, 2825190, 3013536, 3296055, 3515792, 3766920, 3955266, 4394740, 4520304, 5022560, 5273688, 5650380, 6592110, 7031584, 7533840, 7910532, 8789480, 9040608, 9888165, 10547376, 11300760, 13184220, 15067680, 15821064, 17578960, 19776330, 21094752, 22601520, 26368440, 31642128, 35157920, 39552660, 45203040, 52736880, 63284256, 79105320, 105473760, 158210640, 316421280]

約数ペア:

[(1, 316421280), (2, 158210640), (3, 105473760), (4, 79105320), (5, 63284256), (6, 52736880), (7, 45203040), (8, 39552660), (9, 35157920), (10, 31642128), (12, 26368440), (14, 22601520), (15, 21094752), (16, 19776330), (18, 17578960), (20, 15821064), (21, 15067680), (24, 13184220), (28, 11300760), (30, 10547376), (32, 9888165), (35, 9040608), (36, 8789480), (40, 7910532), (42, 7533840), (45, 7031584), (48, 6592110), (56, 5650380), (60, 5273688), (63, 5022560), (70, 4520304), (72, 4394740), (80, 3955266), (84, 3766920), (90, 3515792), (96, 3296055), (105, 3013536), (112, 2825190), (120, 2636844), (126, 2511280), (140, 2260152), (144, 2197370), (160, 1977633), (168, 1883460), (180, 1757896), (210, 1506768), (224, 1412595), (240, 1318422), (252, 1255640), (280, 1130076), (288, 1098685), (315, 1004512), (336, 941730), (360, 878948), (420, 753384), (480, 659211), (504, 627820), (560, 565038), (630, 502256), (672, 470865), (720, 439474), (840, 376692), (1008, 313910), (1120, 282519), (1260, 251128), (1440, 219737), (1680, 188346), (2016, 156955), (2520, 125564), (3360, 94173), (5040, 62782), (10080, 31391)]