8220160

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 120

約数和(自身を含む): 22465080

約数和(自身を除く): 14244920

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, 169, 190, 208, 247, 256, 260, 304, 320, 338, 380, 416, 494, 512, 520, 608, 640, 676, 760, 832, 845, 988, 1040, 1216, 1235, 1280, 1352, 1520, 1664, 1690, 1976, 2080, 2432, 2470, 2560, 2704, 3040, 3211, 3328, 3380, 3952, 4160, 4864, 4940, 5408, 6080, 6422, 6656, 6760, 7904, 8320, 9728, 9880, 10816, 12160, 12844, 13520, 15808, 16055, 16640, 19760, 21632, 24320, 25688, 27040, 31616, 32110, 33280, 39520, 43264, 48640, 51376, 54080, 63232, 64220, 79040, 86528, 102752, 108160, 126464, 128440, 158080, 205504, 216320, 256880, 316160, 411008, 432640, 513760, 632320, 822016, 1027520, 1644032, 2055040, 4110080, 8220160]

約数ペア:

[(1, 8220160), (2, 4110080), (4, 2055040), (5, 1644032), (8, 1027520), (10, 822016), (13, 632320), (16, 513760), (19, 432640), (20, 411008), (26, 316160), (32, 256880), (38, 216320), (40, 205504), (52, 158080), (64, 128440), (65, 126464), (76, 108160), (80, 102752), (95, 86528), (104, 79040), (128, 64220), (130, 63232), (152, 54080), (160, 51376), (169, 48640), (190, 43264), (208, 39520), (247, 33280), (256, 32110), (260, 31616), (304, 27040), (320, 25688), (338, 24320), (380, 21632), (416, 19760), (494, 16640), (512, 16055), (520, 15808), (608, 13520), (640, 12844), (676, 12160), (760, 10816), (832, 9880), (845, 9728), (988, 8320), (1040, 7904), (1216, 6760), (1235, 6656), (1280, 6422), (1352, 6080), (1520, 5408), (1664, 4940), (1690, 4864), (1976, 4160), (2080, 3952), (2432, 3380), (2470, 3328), (2560, 3211), (2704, 3040)]