72079980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{24517}}^1$

素因数の和:24543

約数の個数: 72

約数和(自身を含む): 234784368

約数和(自身を除く): 162704388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 24517, 49034, 73551, 98068, 122585, 147102, 171619, 245170, 294204, 343238, 367755, 490340, 514857, 686476, 735510, 858095, 1029714, 1201333, 1471020, 1716190, 2059428, 2402666, 2574285, 3432380, 3603999, 4805332, 5148570, 6006665, 7207998, 10297140, 12013330, 14415996, 18019995, 24026660, 36039990, 72079980]

約数ペア:

[(1, 72079980), (2, 36039990), (3, 24026660), (4, 18019995), (5, 14415996), (6, 12013330), (7, 10297140), (10, 7207998), (12, 6006665), (14, 5148570), (15, 4805332), (20, 3603999), (21, 3432380), (28, 2574285), (30, 2402666), (35, 2059428), (42, 1716190), (49, 1471020), (60, 1201333), (70, 1029714), (84, 858095), (98, 735510), (105, 686476), (140, 514857), (147, 490340), (196, 367755), (210, 343238), (245, 294204), (294, 245170), (420, 171619), (490, 147102), (588, 122585), (735, 98068), (980, 73551), (1470, 49034), (2940, 24517)]