72121260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 210974400

約数和(自身を除く): 138853140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 181, 229, 290, 348, 362, 435, 458, 543, 580, 687, 724, 870, 905, 916, 1086, 1145, 1374, 1740, 1810, 2172, 2290, 2715, 2748, 3435, 3620, 4580, 5249, 5430, 6641, 6870, 10498, 10860, 13282, 13740, 15747, 19923, 20996, 26245, 26564, 31494, 33205, 39846, 41449, 52490, 62988, 66410, 78735, 79692, 82898, 99615, 104980, 124347, 132820, 157470, 165796, 199230, 207245, 248694, 314940, 398460, 414490, 497388, 621735, 828980, 1202021, 1243470, 2404042, 2486940, 3606063, 4808084, 6010105, 7212126, 12020210, 14424252, 18030315, 24040420, 36060630, 72121260]

約数ペア:

[(1, 72121260), (2, 36060630), (3, 24040420), (4, 18030315), (5, 14424252), (6, 12020210), (10, 7212126), (12, 6010105), (15, 4808084), (20, 3606063), (29, 2486940), (30, 2404042), (58, 1243470), (60, 1202021), (87, 828980), (116, 621735), (145, 497388), (174, 414490), (181, 398460), (229, 314940), (290, 248694), (348, 207245), (362, 199230), (435, 165796), (458, 157470), (543, 132820), (580, 124347), (687, 104980), (724, 99615), (870, 82898), (905, 79692), (916, 78735), (1086, 66410), (1145, 62988), (1374, 52490), (1740, 41449), (1810, 39846), (2172, 33205), (2290, 31494), (2715, 26564), (2748, 26245), (3435, 20996), (3620, 19923), (4580, 15747), (5249, 13740), (5430, 13282), (6641, 10860), (6870, 10498)]