142790080

素因数分解:

$2^6\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1091}}^1$

素因数の和:1517

約数の個数: 56

約数和(自身を含む): 341162640

約数和(自身を除く): 198372560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 409, 818, 1091, 1636, 2045, 2182, 3272, 4090, 4364, 5455, 6544, 8180, 8728, 10910, 13088, 16360, 17456, 21820, 26176, 32720, 34912, 43640, 65440, 69824, 87280, 130880, 174560, 349120, 446219, 892438, 1784876, 2231095, 3569752, 4462190, 7139504, 8924380, 14279008, 17848760, 28558016, 35697520, 71395040, 142790080]

約数ペア:

[(1, 142790080), (2, 71395040), (4, 35697520), (5, 28558016), (8, 17848760), (10, 14279008), (16, 8924380), (20, 7139504), (32, 4462190), (40, 3569752), (64, 2231095), (80, 1784876), (160, 892438), (320, 446219), (409, 349120), (818, 174560), (1091, 130880), (1636, 87280), (2045, 69824), (2182, 65440), (3272, 43640), (4090, 34912), (4364, 32720), (5455, 26176), (6544, 21820), (8180, 17456), (8728, 16360), (10910, 13088)]