129619840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{28933}}^1$

素因数の和:28959

約数の個数: 64

約数和(自身を含む): 354152160

約数和(自身を除く): 224532320

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 28933, 57866, 115732, 144665, 202531, 231464, 289330, 405062, 462928, 578660, 810124, 925856, 1012655, 1157320, 1620248, 1851712, 2025310, 2314640, 3240496, 3703424, 4050620, 4629280, 6480992, 8101240, 9258560, 12961984, 16202480, 18517120, 25923968, 32404960, 64809920, 129619840]

約数ペア:

[(1, 129619840), (2, 64809920), (4, 32404960), (5, 25923968), (7, 18517120), (8, 16202480), (10, 12961984), (14, 9258560), (16, 8101240), (20, 6480992), (28, 4629280), (32, 4050620), (35, 3703424), (40, 3240496), (56, 2314640), (64, 2025310), (70, 1851712), (80, 1620248), (112, 1157320), (128, 1012655), (140, 925856), (160, 810124), (224, 578660), (280, 462928), (320, 405062), (448, 289330), (560, 231464), (640, 202531), (896, 144665), (1120, 115732), (2240, 57866), (4480, 28933)]