27481860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1322

約数の個数: 144

約数和(自身を含む): 100953216

約数和(自身を除く): 73471356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1283, 1428, 1530, 1785, 2142, 2380, 2566, 3060, 3570, 3849, 4284, 5132, 5355, 6415, 7140, 7698, 8981, 10710, 11547, 12830, 15396, 17962, 19245, 21420, 21811, 23094, 25660, 26943, 35924, 38490, 43622, 44905, 46188, 53886, 57735, 65433, 76980, 80829, 87244, 89810, 107772, 109055, 115470, 130866, 134715, 152677, 161658, 179620, 196299, 218110, 230940, 261732, 269430, 305354, 323316, 327165, 392598, 404145, 436220, 458031, 538860, 610708, 654330, 763385, 785196, 808290, 916062, 981495, 1308660, 1374093, 1526770, 1616580, 1832124, 1962990, 2290155, 2748186, 3053540, 3925980, 4580310, 5496372, 6870465, 9160620, 13740930, 27481860]

約数ペア:

[(1, 27481860), (2, 13740930), (3, 9160620), (4, 6870465), (5, 5496372), (6, 4580310), (7, 3925980), (9, 3053540), (10, 2748186), (12, 2290155), (14, 1962990), (15, 1832124), (17, 1616580), (18, 1526770), (20, 1374093), (21, 1308660), (28, 981495), (30, 916062), (34, 808290), (35, 785196), (36, 763385), (42, 654330), (45, 610708), (51, 538860), (60, 458031), (63, 436220), (68, 404145), (70, 392598), (84, 327165), (85, 323316), (90, 305354), (102, 269430), (105, 261732), (119, 230940), (126, 218110), (140, 196299), (153, 179620), (170, 161658), (180, 152677), (204, 134715), (210, 130866), (238, 115470), (252, 109055), (255, 107772), (306, 89810), (315, 87244), (340, 80829), (357, 76980), (420, 65433), (476, 57735), (510, 53886), (595, 46188), (612, 44905), (630, 43622), (714, 38490), (765, 35924), (1020, 26943), (1071, 25660), (1190, 23094), (1260, 21811), (1283, 21420), (1428, 19245), (1530, 17962), (1785, 15396), (2142, 12830), (2380, 11547), (2566, 10710), (3060, 8981), (3570, 7698), (3849, 7140), (4284, 6415), (5132, 5355)]