210112920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{757}}^1$

素因数の和:1034

約数の個数: 128

約数和(自身を含む): 704030400

約数和(自身を除く): 493917480

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, 257, 270, 360, 514, 540, 757, 771, 1028, 1080, 1285, 1514, 1542, 2056, 2271, 2313, 2570, 3028, 3084, 3785, 3855, 4542, 4626, 5140, 6056, 6168, 6813, 6939, 7570, 7710, 9084, 9252, 10280, 11355, 11565, 13626, 13878, 15140, 15420, 18168, 18504, 20439, 22710, 23130, 27252, 27756, 30280, 30840, 34065, 34695, 40878, 45420, 46260, 54504, 55512, 68130, 69390, 81756, 90840, 92520, 102195, 136260, 138780, 163512, 194549, 204390, 272520, 277560, 389098, 408780, 583647, 778196, 817560, 972745, 1167294, 1556392, 1750941, 1945490, 2334588, 2918235, 3501882, 3890980, 4669176, 5252823, 5836470, 7003764, 7781960, 8754705, 10505646, 11672940, 14007528, 17509410, 21011292, 23345880, 26264115, 35018820, 42022584, 52528230, 70037640, 105056460, 210112920]

約数ペア:

[(1, 210112920), (2, 105056460), (3, 70037640), (4, 52528230), (5, 42022584), (6, 35018820), (8, 26264115), (9, 23345880), (10, 21011292), (12, 17509410), (15, 14007528), (18, 11672940), (20, 10505646), (24, 8754705), (27, 7781960), (30, 7003764), (36, 5836470), (40, 5252823), (45, 4669176), (54, 3890980), (60, 3501882), (72, 2918235), (90, 2334588), (108, 1945490), (120, 1750941), (135, 1556392), (180, 1167294), (216, 972745), (257, 817560), (270, 778196), (360, 583647), (514, 408780), (540, 389098), (757, 277560), (771, 272520), (1028, 204390), (1080, 194549), (1285, 163512), (1514, 138780), (1542, 136260), (2056, 102195), (2271, 92520), (2313, 90840), (2570, 81756), (3028, 69390), (3084, 68130), (3785, 55512), (3855, 54504), (4542, 46260), (4626, 45420), (5140, 40878), (6056, 34695), (6168, 34065), (6813, 30840), (6939, 30280), (7570, 27756), (7710, 27252), (9084, 23130), (9252, 22710), (10280, 20439), (11355, 18504), (11565, 18168), (13626, 15420), (13878, 15140)]