389297880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{360461}}^1$

素因数の和:360481

約数の個数: 64

約数和(自身を含む): 1297663200

約数和(自身を除く): 908365320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 360461, 720922, 1081383, 1441844, 1802305, 2162766, 2883688, 3244149, 3604610, 4325532, 5406915, 6488298, 7209220, 8651064, 9732447, 10813830, 12976596, 14418440, 16220745, 19464894, 21627660, 25953192, 32441490, 38929788, 43255320, 48662235, 64882980, 77859576, 97324470, 129765960, 194648940, 389297880]

約数ペア:

[(1, 389297880), (2, 194648940), (3, 129765960), (4, 97324470), (5, 77859576), (6, 64882980), (8, 48662235), (9, 43255320), (10, 38929788), (12, 32441490), (15, 25953192), (18, 21627660), (20, 19464894), (24, 16220745), (27, 14418440), (30, 12976596), (36, 10813830), (40, 9732447), (45, 8651064), (54, 7209220), (60, 6488298), (72, 5406915), (90, 4325532), (108, 3604610), (120, 3244149), (135, 2883688), (180, 2162766), (216, 1802305), (270, 1441844), (360, 1081383), (540, 720922), (1080, 360461)]