78824520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{631}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 257325120

約数和(自身を除く): 178500600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 347, 360, 631, 694, 1041, 1262, 1388, 1735, 1893, 2082, 2524, 2776, 3123, 3155, 3470, 3786, 4164, 5048, 5205, 5679, 6246, 6310, 6940, 7572, 8328, 9465, 10410, 11358, 12492, 12620, 13880, 15144, 15615, 18930, 20820, 22716, 24984, 25240, 28395, 31230, 37860, 41640, 45432, 56790, 62460, 75720, 113580, 124920, 218957, 227160, 437914, 656871, 875828, 1094785, 1313742, 1751656, 1970613, 2189570, 2627484, 3284355, 3941226, 4379140, 5254968, 6568710, 7882452, 8758280, 9853065, 13137420, 15764904, 19706130, 26274840, 39412260, 78824520]

約数ペア:

[(1, 78824520), (2, 39412260), (3, 26274840), (4, 19706130), (5, 15764904), (6, 13137420), (8, 9853065), (9, 8758280), (10, 7882452), (12, 6568710), (15, 5254968), (18, 4379140), (20, 3941226), (24, 3284355), (30, 2627484), (36, 2189570), (40, 1970613), (45, 1751656), (60, 1313742), (72, 1094785), (90, 875828), (120, 656871), (180, 437914), (347, 227160), (360, 218957), (631, 124920), (694, 113580), (1041, 75720), (1262, 62460), (1388, 56790), (1735, 45432), (1893, 41640), (2082, 37860), (2524, 31230), (2776, 28395), (3123, 25240), (3155, 24984), (3470, 22716), (3786, 20820), (4164, 18930), (5048, 15615), (5205, 15144), (5679, 13880), (6246, 12620), (6310, 12492), (6940, 11358), (7572, 10410), (8328, 9465)]