138475320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2741}}^1$

素因数の和:3176

約数の個数: 64

約数和(自身を含む): 416564640

約数和(自身を除く): 278089320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 2741, 3368, 4210, 5052, 5482, 6315, 8223, 8420, 10104, 10964, 12630, 13705, 16446, 16840, 21928, 25260, 27410, 32892, 41115, 50520, 54820, 65784, 82230, 109640, 164460, 328920, 1153961, 2307922, 3461883, 4615844, 5769805, 6923766, 9231688, 11539610, 13847532, 17309415, 23079220, 27695064, 34618830, 46158440, 69237660, 138475320]

約数ペア:

[(1, 138475320), (2, 69237660), (3, 46158440), (4, 34618830), (5, 27695064), (6, 23079220), (8, 17309415), (10, 13847532), (12, 11539610), (15, 9231688), (20, 6923766), (24, 5769805), (30, 4615844), (40, 3461883), (60, 2307922), (120, 1153961), (421, 328920), (842, 164460), (1263, 109640), (1684, 82230), (2105, 65784), (2526, 54820), (2741, 50520), (3368, 41115), (4210, 32892), (5052, 27410), (5482, 25260), (6315, 21928), (8223, 16840), (8420, 16446), (10104, 13705), (10964, 12630)]