311884920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3371}}^1$

素因数の和:3645

約数の個数: 96

約数和(自身を含む): 1017871920

約数和(自身を除く): 705987000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 771, 1028, 1285, 1542, 2056, 2313, 2570, 3084, 3371, 3855, 4626, 5140, 6168, 6742, 7710, 9252, 10113, 10280, 11565, 13484, 15420, 16855, 18504, 20226, 23130, 26968, 30339, 30840, 33710, 40452, 46260, 50565, 60678, 67420, 80904, 92520, 101130, 121356, 134840, 151695, 202260, 242712, 303390, 404520, 606780, 866347, 1213560, 1732694, 2599041, 3465388, 4331735, 5198082, 6930776, 7797123, 8663470, 10396164, 12995205, 15594246, 17326940, 20792328, 25990410, 31188492, 34653880, 38985615, 51980820, 62376984, 77971230, 103961640, 155942460, 311884920]

約数ペア:

[(1, 311884920), (2, 155942460), (3, 103961640), (4, 77971230), (5, 62376984), (6, 51980820), (8, 38985615), (9, 34653880), (10, 31188492), (12, 25990410), (15, 20792328), (18, 17326940), (20, 15594246), (24, 12995205), (30, 10396164), (36, 8663470), (40, 7797123), (45, 6930776), (60, 5198082), (72, 4331735), (90, 3465388), (120, 2599041), (180, 1732694), (257, 1213560), (360, 866347), (514, 606780), (771, 404520), (1028, 303390), (1285, 242712), (1542, 202260), (2056, 151695), (2313, 134840), (2570, 121356), (3084, 101130), (3371, 92520), (3855, 80904), (4626, 67420), (5140, 60678), (6168, 50565), (6742, 46260), (7710, 40452), (9252, 33710), (10113, 30840), (10280, 30339), (11565, 26968), (13484, 23130), (15420, 20226), (16855, 18504)]