1942920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{257}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 7430400

約数和(自身を除く): 5487480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 257, 270, 280, 315, 360, 378, 420, 504, 514, 540, 630, 756, 771, 840, 945, 1028, 1080, 1260, 1285, 1512, 1542, 1799, 1890, 2056, 2313, 2520, 2570, 3084, 3598, 3780, 3855, 4626, 5140, 5397, 6168, 6939, 7196, 7560, 7710, 8995, 9252, 10280, 10794, 11565, 13878, 14392, 15420, 16191, 17990, 18504, 21588, 23130, 26985, 27756, 30840, 32382, 34695, 35980, 43176, 46260, 48573, 53970, 55512, 64764, 69390, 71960, 80955, 92520, 97146, 107940, 129528, 138780, 161910, 194292, 215880, 242865, 277560, 323820, 388584, 485730, 647640, 971460, 1942920]

約数ペア:

[(1, 1942920), (2, 971460), (3, 647640), (4, 485730), (5, 388584), (6, 323820), (7, 277560), (8, 242865), (9, 215880), (10, 194292), (12, 161910), (14, 138780), (15, 129528), (18, 107940), (20, 97146), (21, 92520), (24, 80955), (27, 71960), (28, 69390), (30, 64764), (35, 55512), (36, 53970), (40, 48573), (42, 46260), (45, 43176), (54, 35980), (56, 34695), (60, 32382), (63, 30840), (70, 27756), (72, 26985), (84, 23130), (90, 21588), (105, 18504), (108, 17990), (120, 16191), (126, 15420), (135, 14392), (140, 13878), (168, 11565), (180, 10794), (189, 10280), (210, 9252), (216, 8995), (252, 7710), (257, 7560), (270, 7196), (280, 6939), (315, 6168), (360, 5397), (378, 5140), (420, 4626), (504, 3855), (514, 3780), (540, 3598), (630, 3084), (756, 2570), (771, 2520), (840, 2313), (945, 2056), (1028, 1890), (1080, 1799), (1260, 1542), (1285, 1512)]