538702920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{71257}}^1$

素因数の和:71284

約数の個数: 128

約数和(自身を含む): 2052230400

約数和(自身を除く): 1513527480

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, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 71257, 142514, 213771, 285028, 356285, 427542, 498799, 570056, 641313, 712570, 855084, 997598, 1068855, 1282626, 1425140, 1496397, 1710168, 1923939, 1995196, 2137710, 2493995, 2565252, 2850280, 2992794, 3206565, 3847878, 3990392, 4275420, 4489191, 4987990, 5130504, 5985588, 6413130, 7481985, 7695756, 8550840, 8978382, 9619695, 9975980, 11971176, 12826260, 13467573, 14963970, 15391512, 17956764, 19239390, 19951960, 22445955, 25652520, 26935146, 29927940, 35913528, 38478780, 44891910, 53870292, 59855880, 67337865, 76957560, 89783820, 107740584, 134675730, 179567640, 269351460, 538702920]

約数ペア:

[(1, 538702920), (2, 269351460), (3, 179567640), (4, 134675730), (5, 107740584), (6, 89783820), (7, 76957560), (8, 67337865), (9, 59855880), (10, 53870292), (12, 44891910), (14, 38478780), (15, 35913528), (18, 29927940), (20, 26935146), (21, 25652520), (24, 22445955), (27, 19951960), (28, 19239390), (30, 17956764), (35, 15391512), (36, 14963970), (40, 13467573), (42, 12826260), (45, 11971176), (54, 9975980), (56, 9619695), (60, 8978382), (63, 8550840), (70, 7695756), (72, 7481985), (84, 6413130), (90, 5985588), (105, 5130504), (108, 4987990), (120, 4489191), (126, 4275420), (135, 3990392), (140, 3847878), (168, 3206565), (180, 2992794), (189, 2850280), (210, 2565252), (216, 2493995), (252, 2137710), (270, 1995196), (280, 1923939), (315, 1710168), (360, 1496397), (378, 1425140), (420, 1282626), (504, 1068855), (540, 997598), (630, 855084), (756, 712570), (840, 641313), (945, 570056), (1080, 498799), (1260, 427542), (1512, 356285), (1890, 285028), (2520, 213771), (3780, 142514), (7560, 71257)]