47781900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:390

約数の個数: 180

約数和(自身を含む): 164473848

約数和(自身を除く): 116691948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 81, 85, 90, 100, 102, 108, 135, 150, 153, 162, 170, 180, 204, 225, 255, 270, 300, 306, 324, 340, 347, 405, 425, 450, 459, 510, 540, 612, 675, 694, 765, 810, 850, 900, 918, 1020, 1041, 1275, 1350, 1377, 1388, 1530, 1620, 1700, 1735, 1836, 2025, 2082, 2295, 2550, 2700, 2754, 3060, 3123, 3470, 3825, 4050, 4164, 4590, 5100, 5205, 5508, 5899, 6246, 6885, 6940, 7650, 8100, 8675, 9180, 9369, 10410, 11475, 11798, 12492, 13770, 15300, 15615, 17350, 17697, 18738, 20820, 22950, 23596, 26025, 27540, 28107, 29495, 31230, 34425, 34700, 35394, 37476, 45900, 46845, 52050, 53091, 56214, 58990, 62460, 68850, 70788, 78075, 88485, 93690, 104100, 106182, 112428, 117980, 137700, 140535, 147475, 156150, 159273, 176970, 187380, 212364, 234225, 265455, 281070, 294950, 312300, 318546, 353940, 442425, 468450, 477819, 530910, 562140, 589900, 637092, 702675, 796365, 884850, 936900, 955638, 1061820, 1327275, 1405350, 1592730, 1769700, 1911276, 2389095, 2654550, 2810700, 3185460, 3981825, 4778190, 5309100, 7963650, 9556380, 11945475, 15927300, 23890950, 47781900]

約数ペア:

[(1, 47781900), (2, 23890950), (3, 15927300), (4, 11945475), (5, 9556380), (6, 7963650), (9, 5309100), (10, 4778190), (12, 3981825), (15, 3185460), (17, 2810700), (18, 2654550), (20, 2389095), (25, 1911276), (27, 1769700), (30, 1592730), (34, 1405350), (36, 1327275), (45, 1061820), (50, 955638), (51, 936900), (54, 884850), (60, 796365), (68, 702675), (75, 637092), (81, 589900), (85, 562140), (90, 530910), (100, 477819), (102, 468450), (108, 442425), (135, 353940), (150, 318546), (153, 312300), (162, 294950), (170, 281070), (180, 265455), (204, 234225), (225, 212364), (255, 187380), (270, 176970), (300, 159273), (306, 156150), (324, 147475), (340, 140535), (347, 137700), (405, 117980), (425, 112428), (450, 106182), (459, 104100), (510, 93690), (540, 88485), (612, 78075), (675, 70788), (694, 68850), (765, 62460), (810, 58990), (850, 56214), (900, 53091), (918, 52050), (1020, 46845), (1041, 45900), (1275, 37476), (1350, 35394), (1377, 34700), (1388, 34425), (1530, 31230), (1620, 29495), (1700, 28107), (1735, 27540), (1836, 26025), (2025, 23596), (2082, 22950), (2295, 20820), (2550, 18738), (2700, 17697), (2754, 17350), (3060, 15615), (3123, 15300), (3470, 13770), (3825, 12492), (4050, 11798), (4164, 11475), (4590, 10410), (5100, 9369), (5205, 9180), (5508, 8675), (5899, 8100), (6246, 7650), (6885, 6940)]