131434240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{14669}}^1$

素因数の和:14697

約数の個数: 72

約数和(自身を含む): 359825760

約数和(自身を除く): 228391520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 14669, 29338, 58676, 73345, 102683, 117352, 146690, 205366, 234704, 293380, 410732, 469408, 513415, 586760, 821464, 938816, 1026830, 1173520, 1642928, 1877632, 2053660, 2347040, 3285856, 3755264, 4107320, 4694080, 6571712, 8214640, 9388160, 13143424, 16429280, 18776320, 26286848, 32858560, 65717120, 131434240]

約数ペア:

[(1, 131434240), (2, 65717120), (4, 32858560), (5, 26286848), (7, 18776320), (8, 16429280), (10, 13143424), (14, 9388160), (16, 8214640), (20, 6571712), (28, 4694080), (32, 4107320), (35, 3755264), (40, 3285856), (56, 2347040), (64, 2053660), (70, 1877632), (80, 1642928), (112, 1173520), (128, 1026830), (140, 938816), (160, 821464), (224, 586760), (256, 513415), (280, 469408), (320, 410732), (448, 293380), (560, 234704), (640, 205366), (896, 146690), (1120, 117352), (1280, 102683), (1792, 73345), (2240, 58676), (4480, 29338), (8960, 14669)]