79289840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 217553040

約数和(自身を除く): 138263200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 113, 140, 179, 196, 226, 245, 280, 358, 392, 452, 490, 560, 565, 716, 784, 791, 895, 904, 980, 1130, 1253, 1432, 1582, 1790, 1808, 1960, 2260, 2506, 2864, 3164, 3580, 3920, 3955, 4520, 5012, 5537, 6265, 6328, 7160, 7910, 8771, 9040, 10024, 11074, 12530, 12656, 14320, 15820, 17542, 20048, 20227, 22148, 25060, 27685, 31640, 35084, 40454, 43855, 44296, 50120, 55370, 63280, 70168, 80908, 87710, 88592, 100240, 101135, 110740, 140336, 141589, 161816, 175420, 202270, 221480, 283178, 323632, 350840, 404540, 442960, 566356, 701680, 707945, 809080, 991123, 1132712, 1415890, 1618160, 1982246, 2265424, 2831780, 3964492, 4955615, 5663560, 7928984, 9911230, 11327120, 15857968, 19822460, 39644920, 79289840]

約数ペア:

[(1, 79289840), (2, 39644920), (4, 19822460), (5, 15857968), (7, 11327120), (8, 9911230), (10, 7928984), (14, 5663560), (16, 4955615), (20, 3964492), (28, 2831780), (35, 2265424), (40, 1982246), (49, 1618160), (56, 1415890), (70, 1132712), (80, 991123), (98, 809080), (112, 707945), (113, 701680), (140, 566356), (179, 442960), (196, 404540), (226, 350840), (245, 323632), (280, 283178), (358, 221480), (392, 202270), (452, 175420), (490, 161816), (560, 141589), (565, 140336), (716, 110740), (784, 101135), (791, 100240), (895, 88592), (904, 87710), (980, 80908), (1130, 70168), (1253, 63280), (1432, 55370), (1582, 50120), (1790, 44296), (1808, 43855), (1960, 40454), (2260, 35084), (2506, 31640), (2864, 27685), (3164, 25060), (3580, 22148), (3920, 20227), (3955, 20048), (4520, 17542), (5012, 15820), (5537, 14320), (6265, 12656), (6328, 12530), (7160, 11074), (7910, 10024), (8771, 9040)]