72201920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{32233}}^1$

素因数の和:32257

約数の個数: 56

約数和(自身を含む): 196498464

約数和(自身を除く): 124296544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 32233, 64466, 128932, 161165, 225631, 257864, 322330, 451262, 515728, 644660, 902524, 1031456, 1128155, 1289320, 1805048, 2062912, 2256310, 2578640, 3610096, 4512620, 5157280, 7220192, 9025240, 10314560, 14440384, 18050480, 36100960, 72201920]

約数ペア:

[(1, 72201920), (2, 36100960), (4, 18050480), (5, 14440384), (7, 10314560), (8, 9025240), (10, 7220192), (14, 5157280), (16, 4512620), (20, 3610096), (28, 2578640), (32, 2256310), (35, 2062912), (40, 1805048), (56, 1289320), (64, 1128155), (70, 1031456), (80, 902524), (112, 644660), (140, 515728), (160, 451262), (224, 322330), (280, 257864), (320, 225631), (448, 161165), (560, 128932), (1120, 64466), (2240, 32233)]