316160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 72

約数和(自身を含む): 858480

約数和(自身を除く): 542320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1280, 1520, 1664, 1976, 2080, 2432, 2470, 3040, 3328, 3952, 4160, 4864, 4940, 6080, 7904, 8320, 9880, 12160, 15808, 16640, 19760, 24320, 31616, 39520, 63232, 79040, 158080, 316160]

約数ペア:

[(1, 316160), (2, 158080), (4, 79040), (5, 63232), (8, 39520), (10, 31616), (13, 24320), (16, 19760), (19, 16640), (20, 15808), (26, 12160), (32, 9880), (38, 8320), (40, 7904), (52, 6080), (64, 4940), (65, 4864), (76, 4160), (80, 3952), (95, 3328), (104, 3040), (128, 2470), (130, 2432), (152, 2080), (160, 1976), (190, 1664), (208, 1520), (247, 1280), (256, 1235), (260, 1216), (304, 1040), (320, 988), (380, 832), (416, 760), (494, 640), (520, 608)]