71738240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 199756800

約数和(自身を除く): 128018560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 239, 268, 280, 320, 335, 448, 469, 478, 536, 560, 640, 670, 896, 938, 956, 1072, 1120, 1195, 1340, 1673, 1876, 1912, 2144, 2240, 2345, 2390, 2680, 3346, 3752, 3824, 4288, 4480, 4690, 4780, 5360, 6692, 7504, 7648, 8365, 8576, 9380, 9560, 10720, 13384, 15008, 15296, 16013, 16730, 18760, 19120, 21440, 26768, 30016, 30592, 32026, 33460, 37520, 38240, 42880, 53536, 60032, 64052, 66920, 75040, 76480, 80065, 107072, 112091, 128104, 133840, 150080, 152960, 160130, 214144, 224182, 256208, 267680, 300160, 320260, 448364, 512416, 535360, 560455, 640520, 896728, 1024832, 1070720, 1120910, 1281040, 1793456, 2049664, 2241820, 2562080, 3586912, 4483640, 5124160, 7173824, 8967280, 10248320, 14347648, 17934560, 35869120, 71738240]

約数ペア:

[(1, 71738240), (2, 35869120), (4, 17934560), (5, 14347648), (7, 10248320), (8, 8967280), (10, 7173824), (14, 5124160), (16, 4483640), (20, 3586912), (28, 2562080), (32, 2241820), (35, 2049664), (40, 1793456), (56, 1281040), (64, 1120910), (67, 1070720), (70, 1024832), (80, 896728), (112, 640520), (128, 560455), (134, 535360), (140, 512416), (160, 448364), (224, 320260), (239, 300160), (268, 267680), (280, 256208), (320, 224182), (335, 214144), (448, 160130), (469, 152960), (478, 150080), (536, 133840), (560, 128104), (640, 112091), (670, 107072), (896, 80065), (938, 76480), (956, 75040), (1072, 66920), (1120, 64052), (1195, 60032), (1340, 53536), (1673, 42880), (1876, 38240), (1912, 37520), (2144, 33460), (2240, 32026), (2345, 30592), (2390, 30016), (2680, 26768), (3346, 21440), (3752, 19120), (3824, 18760), (4288, 16730), (4480, 16013), (4690, 15296), (4780, 15008), (5360, 13384), (6692, 10720), (7504, 9560), (7648, 9380), (8365, 8576)]