812885940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1259}}^1$

素因数の和:1502

約数の個数: 144

約数和(自身を含む): 2625255360

約数和(自身を除く): 1812369420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 211, 255, 306, 340, 422, 510, 612, 633, 765, 844, 1020, 1055, 1259, 1266, 1530, 1899, 2110, 2518, 2532, 3060, 3165, 3587, 3777, 3798, 4220, 5036, 6295, 6330, 7174, 7554, 7596, 9495, 10761, 11331, 12590, 12660, 14348, 15108, 17935, 18885, 18990, 21403, 21522, 22662, 25180, 32283, 35870, 37770, 37980, 42806, 43044, 45324, 53805, 56655, 64209, 64566, 71740, 75540, 85612, 107015, 107610, 113310, 128418, 129132, 161415, 192627, 214030, 215220, 226620, 256836, 265649, 321045, 322830, 385254, 428060, 531298, 642090, 645660, 770508, 796947, 963135, 1062596, 1284180, 1328245, 1593894, 1926270, 2390841, 2656490, 3187788, 3852540, 3984735, 4516033, 4781682, 5312980, 7969470, 9032066, 9563364, 11954205, 13548099, 15938940, 18064132, 22580165, 23908410, 27096198, 40644297, 45160330, 47816820, 54192396, 67740495, 81288594, 90320660, 135480990, 162577188, 203221485, 270961980, 406442970, 812885940]

約数ペア:

[(1, 812885940), (2, 406442970), (3, 270961980), (4, 203221485), (5, 162577188), (6, 135480990), (9, 90320660), (10, 81288594), (12, 67740495), (15, 54192396), (17, 47816820), (18, 45160330), (20, 40644297), (30, 27096198), (34, 23908410), (36, 22580165), (45, 18064132), (51, 15938940), (60, 13548099), (68, 11954205), (85, 9563364), (90, 9032066), (102, 7969470), (153, 5312980), (170, 4781682), (180, 4516033), (204, 3984735), (211, 3852540), (255, 3187788), (306, 2656490), (340, 2390841), (422, 1926270), (510, 1593894), (612, 1328245), (633, 1284180), (765, 1062596), (844, 963135), (1020, 796947), (1055, 770508), (1259, 645660), (1266, 642090), (1530, 531298), (1899, 428060), (2110, 385254), (2518, 322830), (2532, 321045), (3060, 265649), (3165, 256836), (3587, 226620), (3777, 215220), (3798, 214030), (4220, 192627), (5036, 161415), (6295, 129132), (6330, 128418), (7174, 113310), (7554, 107610), (7596, 107015), (9495, 85612), (10761, 75540), (11331, 71740), (12590, 64566), (12660, 64209), (14348, 56655), (15108, 53805), (17935, 45324), (18885, 43044), (18990, 42806), (21403, 37980), (21522, 37770), (22662, 35870), (25180, 32283)]