19629900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1320

約数の個数: 108

約数和(自身を含む): 65198952

約数和(自身を除く): 45569052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 204, 225, 255, 300, 306, 340, 425, 450, 510, 612, 765, 850, 900, 1020, 1275, 1283, 1530, 1700, 2550, 2566, 3060, 3825, 3849, 5100, 5132, 6415, 7650, 7698, 11547, 12830, 15300, 15396, 19245, 21811, 23094, 25660, 32075, 38490, 43622, 46188, 57735, 64150, 65433, 76980, 87244, 96225, 109055, 115470, 128300, 130866, 192450, 196299, 218110, 230940, 261732, 288675, 327165, 384900, 392598, 436220, 545275, 577350, 654330, 785196, 981495, 1090550, 1154700, 1308660, 1635825, 1962990, 2181100, 3271650, 3925980, 4907475, 6543300, 9814950, 19629900]

約数ペア:

[(1, 19629900), (2, 9814950), (3, 6543300), (4, 4907475), (5, 3925980), (6, 3271650), (9, 2181100), (10, 1962990), (12, 1635825), (15, 1308660), (17, 1154700), (18, 1090550), (20, 981495), (25, 785196), (30, 654330), (34, 577350), (36, 545275), (45, 436220), (50, 392598), (51, 384900), (60, 327165), (68, 288675), (75, 261732), (85, 230940), (90, 218110), (100, 196299), (102, 192450), (150, 130866), (153, 128300), (170, 115470), (180, 109055), (204, 96225), (225, 87244), (255, 76980), (300, 65433), (306, 64150), (340, 57735), (425, 46188), (450, 43622), (510, 38490), (612, 32075), (765, 25660), (850, 23094), (900, 21811), (1020, 19245), (1275, 15396), (1283, 15300), (1530, 12830), (1700, 11547), (2550, 7698), (2566, 7650), (3060, 6415), (3825, 5132), (3849, 5100)]