86879940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1074

約数の個数: 144

約数和(自身を含む): 293025600

約数和(自身を除く): 206145660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1019, 1218, 1421, 1470, 1740, 2030, 2038, 2436, 2842, 2940, 3045, 3057, 4060, 4076, 4263, 5095, 5684, 6090, 6114, 7105, 7133, 8526, 10190, 12180, 12228, 14210, 14266, 15285, 17052, 20380, 21315, 21399, 28420, 28532, 29551, 30570, 35665, 42630, 42798, 49931, 59102, 61140, 71330, 85260, 85596, 88653, 99862, 106995, 118204, 142660, 147755, 149793, 177306, 199724, 206857, 213990, 249655, 295510, 299586, 354612, 413714, 427980, 443265, 499310, 591020, 599172, 620571, 748965, 827428, 886530, 998620, 1034285, 1241142, 1447999, 1497930, 1773060, 2068570, 2482284, 2895998, 2995860, 3102855, 4137140, 4343997, 5791996, 6205710, 7239995, 8687994, 12411420, 14479990, 17375988, 21719985, 28959980, 43439970, 86879940]

約数ペア:

[(1, 86879940), (2, 43439970), (3, 28959980), (4, 21719985), (5, 17375988), (6, 14479990), (7, 12411420), (10, 8687994), (12, 7239995), (14, 6205710), (15, 5791996), (20, 4343997), (21, 4137140), (28, 3102855), (29, 2995860), (30, 2895998), (35, 2482284), (42, 2068570), (49, 1773060), (58, 1497930), (60, 1447999), (70, 1241142), (84, 1034285), (87, 998620), (98, 886530), (105, 827428), (116, 748965), (140, 620571), (145, 599172), (147, 591020), (174, 499310), (196, 443265), (203, 427980), (210, 413714), (245, 354612), (290, 299586), (294, 295510), (348, 249655), (406, 213990), (420, 206857), (435, 199724), (490, 177306), (580, 149793), (588, 147755), (609, 142660), (735, 118204), (812, 106995), (870, 99862), (980, 88653), (1015, 85596), (1019, 85260), (1218, 71330), (1421, 61140), (1470, 59102), (1740, 49931), (2030, 42798), (2038, 42630), (2436, 35665), (2842, 30570), (2940, 29551), (3045, 28532), (3057, 28420), (4060, 21399), (4076, 21315), (4263, 20380), (5095, 17052), (5684, 15285), (6090, 14266), (6114, 14210), (7105, 12228), (7133, 12180), (8526, 10190)]