259239680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{28933}}^1$

素因数の和:28961

約数の個数: 72

約数和(自身を含む): 709693152

約数和(自身を除く): 450453472

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, 28933, 57866, 115732, 144665, 202531, 231464, 289330, 405062, 462928, 578660, 810124, 925856, 1012655, 1157320, 1620248, 1851712, 2025310, 2314640, 3240496, 3703424, 4050620, 4629280, 6480992, 7406848, 8101240, 9258560, 12961984, 16202480, 18517120, 25923968, 32404960, 37034240, 51847936, 64809920, 129619840, 259239680]

約数ペア:

[(1, 259239680), (2, 129619840), (4, 64809920), (5, 51847936), (7, 37034240), (8, 32404960), (10, 25923968), (14, 18517120), (16, 16202480), (20, 12961984), (28, 9258560), (32, 8101240), (35, 7406848), (40, 6480992), (56, 4629280), (64, 4050620), (70, 3703424), (80, 3240496), (112, 2314640), (128, 2025310), (140, 1851712), (160, 1620248), (224, 1157320), (256, 1012655), (280, 925856), (320, 810124), (448, 578660), (560, 462928), (640, 405062), (896, 289330), (1120, 231464), (1280, 202531), (1792, 144665), (2240, 115732), (4480, 57866), (8960, 28933)]