64899840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{16901}}^1$

素因数の和:16925

約数の個数: 72

約数和(自身を含む): 207286128

約数和(自身を除く): 142386288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 16901, 33802, 50703, 67604, 84505, 101406, 135208, 169010, 202812, 253515, 270416, 338020, 405624, 507030, 540832, 676040, 811248, 1014060, 1081664, 1352080, 1622496, 2028120, 2163328, 2704160, 3244992, 4056240, 4326656, 5408320, 6489984, 8112480, 10816640, 12979968, 16224960, 21633280, 32449920, 64899840]

約数ペア:

[(1, 64899840), (2, 32449920), (3, 21633280), (4, 16224960), (5, 12979968), (6, 10816640), (8, 8112480), (10, 6489984), (12, 5408320), (15, 4326656), (16, 4056240), (20, 3244992), (24, 2704160), (30, 2163328), (32, 2028120), (40, 1622496), (48, 1352080), (60, 1081664), (64, 1014060), (80, 811248), (96, 676040), (120, 540832), (128, 507030), (160, 405624), (192, 338020), (240, 270416), (256, 253515), (320, 202812), (384, 169010), (480, 135208), (640, 101406), (768, 84505), (960, 67604), (1280, 50703), (1920, 33802), (3840, 16901)]