21094560

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 78019200

約数和(自身を除く): 56924640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 257, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 514, 540, 570, 608, 684, 720, 760, 771, 855, 864, 912, 1026, 1028, 1080, 1140, 1285, 1368, 1440, 1520, 1542, 1710, 1824, 2052, 2056, 2160, 2280, 2313, 2565, 2570, 2736, 3040, 3084, 3420, 3855, 4104, 4112, 4320, 4560, 4626, 4883, 5130, 5140, 5472, 6168, 6840, 6939, 7710, 8208, 8224, 9120, 9252, 9766, 10260, 10280, 11565, 12336, 13680, 13878, 14649, 15420, 16416, 18504, 19532, 20520, 20560, 23130, 24415, 24672, 27360, 27756, 29298, 30840, 34695, 37008, 39064, 41040, 41120, 43947, 46260, 48830, 55512, 58596, 61680, 69390, 73245, 74016, 78128, 82080, 87894, 92520, 97660, 111024, 117192, 123360, 131841, 138780, 146490, 156256, 175788, 185040, 195320, 219735, 222048, 234384, 263682, 277560, 292980, 351576, 370080, 390640, 439470, 468768, 527364, 555120, 585960, 659205, 703152, 781280, 878940, 1054728, 1110240, 1171920, 1318410, 1406304, 1757880, 2109456, 2343840, 2636820, 3515760, 4218912, 5273640, 7031520, 10547280, 21094560]

約数ペア:

[(1, 21094560), (2, 10547280), (3, 7031520), (4, 5273640), (5, 4218912), (6, 3515760), (8, 2636820), (9, 2343840), (10, 2109456), (12, 1757880), (15, 1406304), (16, 1318410), (18, 1171920), (19, 1110240), (20, 1054728), (24, 878940), (27, 781280), (30, 703152), (32, 659205), (36, 585960), (38, 555120), (40, 527364), (45, 468768), (48, 439470), (54, 390640), (57, 370080), (60, 351576), (72, 292980), (76, 277560), (80, 263682), (90, 234384), (95, 222048), (96, 219735), (108, 195320), (114, 185040), (120, 175788), (135, 156256), (144, 146490), (152, 138780), (160, 131841), (171, 123360), (180, 117192), (190, 111024), (216, 97660), (228, 92520), (240, 87894), (257, 82080), (270, 78128), (285, 74016), (288, 73245), (304, 69390), (342, 61680), (360, 58596), (380, 55512), (432, 48830), (456, 46260), (480, 43947), (513, 41120), (514, 41040), (540, 39064), (570, 37008), (608, 34695), (684, 30840), (720, 29298), (760, 27756), (771, 27360), (855, 24672), (864, 24415), (912, 23130), (1026, 20560), (1028, 20520), (1080, 19532), (1140, 18504), (1285, 16416), (1368, 15420), (1440, 14649), (1520, 13878), (1542, 13680), (1710, 12336), (1824, 11565), (2052, 10280), (2056, 10260), (2160, 9766), (2280, 9252), (2313, 9120), (2565, 8224), (2570, 8208), (2736, 7710), (3040, 6939), (3084, 6840), (3420, 6168), (3855, 5472), (4104, 5140), (4112, 5130), (4320, 4883), (4560, 4626)]