77781440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1210

約数の個数: 112

約数和(自身を含む): 212872320

約数和(自身を除く): 135090880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1163, 1216, 1520, 1672, 1760, 2090, 2326, 3040, 3344, 3520, 4180, 4652, 5815, 6080, 6688, 8360, 9304, 11630, 12793, 13376, 16720, 18608, 22097, 23260, 25586, 33440, 37216, 44194, 46520, 51172, 63965, 66880, 74432, 88388, 93040, 102344, 110485, 127930, 176776, 186080, 204688, 220970, 243067, 255860, 353552, 372160, 409376, 441940, 486134, 511720, 707104, 818752, 883880, 972268, 1023440, 1215335, 1414208, 1767760, 1944536, 2046880, 2430670, 3535520, 3889072, 4093760, 4861340, 7071040, 7778144, 9722680, 15556288, 19445360, 38890720, 77781440]

約数ペア:

[(1, 77781440), (2, 38890720), (4, 19445360), (5, 15556288), (8, 9722680), (10, 7778144), (11, 7071040), (16, 4861340), (19, 4093760), (20, 3889072), (22, 3535520), (32, 2430670), (38, 2046880), (40, 1944536), (44, 1767760), (55, 1414208), (64, 1215335), (76, 1023440), (80, 972268), (88, 883880), (95, 818752), (110, 707104), (152, 511720), (160, 486134), (176, 441940), (190, 409376), (209, 372160), (220, 353552), (304, 255860), (320, 243067), (352, 220970), (380, 204688), (418, 186080), (440, 176776), (608, 127930), (704, 110485), (760, 102344), (836, 93040), (880, 88388), (1045, 74432), (1163, 66880), (1216, 63965), (1520, 51172), (1672, 46520), (1760, 44194), (2090, 37216), (2326, 33440), (3040, 25586), (3344, 23260), (3520, 22097), (4180, 18608), (4652, 16720), (5815, 13376), (6080, 12793), (6688, 11630), (8360, 9304)]