209063680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23333}}^1$

素因数の和:23361

約数の個数: 72

約数和(自身を含む): 572336352

約数和(自身を除く): 363272672

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, 23333, 46666, 93332, 116665, 163331, 186664, 233330, 326662, 373328, 466660, 653324, 746656, 816655, 933320, 1306648, 1493312, 1633310, 1866640, 2613296, 2986624, 3266620, 3733280, 5226592, 5973248, 6533240, 7466560, 10453184, 13066480, 14933120, 20906368, 26132960, 29866240, 41812736, 52265920, 104531840, 209063680]

約数ペア:

[(1, 209063680), (2, 104531840), (4, 52265920), (5, 41812736), (7, 29866240), (8, 26132960), (10, 20906368), (14, 14933120), (16, 13066480), (20, 10453184), (28, 7466560), (32, 6533240), (35, 5973248), (40, 5226592), (56, 3733280), (64, 3266620), (70, 2986624), (80, 2613296), (112, 1866640), (128, 1633310), (140, 1493312), (160, 1306648), (224, 933320), (256, 816655), (280, 746656), (320, 653324), (448, 466660), (560, 373328), (640, 326662), (896, 233330), (1120, 186664), (1280, 163331), (1792, 116665), (2240, 93332), (4480, 46666), (8960, 23333)]