80132520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1715

約数の個数: 128

約数和(自身を含む): 267402240

約数和(自身を除く): 187269720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1657, 1860, 2015, 2418, 3224, 3314, 3720, 4030, 4836, 4971, 6045, 6628, 8060, 8285, 9672, 9942, 12090, 13256, 16120, 16570, 19884, 21541, 24180, 24855, 33140, 39768, 43082, 48360, 49710, 51367, 64623, 66280, 86164, 99420, 102734, 107705, 129246, 154101, 172328, 198840, 205468, 215410, 256835, 258492, 308202, 323115, 410936, 430820, 513670, 516984, 616404, 646230, 667771, 770505, 861640, 1027340, 1232808, 1292460, 1335542, 1541010, 2003313, 2054680, 2584920, 2671084, 3082020, 3338855, 4006626, 5342168, 6164040, 6677710, 8013252, 10016565, 13355420, 16026504, 20033130, 26710840, 40066260, 80132520]

約数ペア:

[(1, 80132520), (2, 40066260), (3, 26710840), (4, 20033130), (5, 16026504), (6, 13355420), (8, 10016565), (10, 8013252), (12, 6677710), (13, 6164040), (15, 5342168), (20, 4006626), (24, 3338855), (26, 3082020), (30, 2671084), (31, 2584920), (39, 2054680), (40, 2003313), (52, 1541010), (60, 1335542), (62, 1292460), (65, 1232808), (78, 1027340), (93, 861640), (104, 770505), (120, 667771), (124, 646230), (130, 616404), (155, 516984), (156, 513670), (186, 430820), (195, 410936), (248, 323115), (260, 308202), (310, 258492), (312, 256835), (372, 215410), (390, 205468), (403, 198840), (465, 172328), (520, 154101), (620, 129246), (744, 107705), (780, 102734), (806, 99420), (930, 86164), (1209, 66280), (1240, 64623), (1560, 51367), (1612, 49710), (1657, 48360), (1860, 43082), (2015, 39768), (2418, 33140), (3224, 24855), (3314, 24180), (3720, 21541), (4030, 19884), (4836, 16570), (4971, 16120), (6045, 13256), (6628, 12090), (8060, 9942), (8285, 9672)]