51174540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 166053888

約数和(自身を除く): 114879348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 180, 188, 207, 230, 235, 263, 276, 282, 345, 414, 423, 460, 470, 526, 564, 690, 705, 789, 828, 846, 940, 1035, 1052, 1081, 1315, 1380, 1410, 1578, 1692, 2070, 2115, 2162, 2367, 2630, 2820, 3156, 3243, 3945, 4140, 4230, 4324, 4734, 5260, 5405, 6049, 6486, 7890, 8460, 9468, 9729, 10810, 11835, 12098, 12361, 12972, 15780, 16215, 18147, 19458, 21620, 23670, 24196, 24722, 30245, 32430, 36294, 37083, 38916, 47340, 48645, 49444, 54441, 60490, 61805, 64860, 72588, 74166, 90735, 97290, 108882, 111249, 120980, 123610, 148332, 181470, 185415, 194580, 217764, 222498, 247220, 272205, 284303, 362940, 370830, 444996, 544410, 556245, 568606, 741660, 852909, 1088820, 1112490, 1137212, 1421515, 1705818, 2224980, 2558727, 2843030, 3411636, 4264545, 5117454, 5686060, 8529090, 10234908, 12793635, 17058180, 25587270, 51174540]

約数ペア:

[(1, 51174540), (2, 25587270), (3, 17058180), (4, 12793635), (5, 10234908), (6, 8529090), (9, 5686060), (10, 5117454), (12, 4264545), (15, 3411636), (18, 2843030), (20, 2558727), (23, 2224980), (30, 1705818), (36, 1421515), (45, 1137212), (46, 1112490), (47, 1088820), (60, 852909), (69, 741660), (90, 568606), (92, 556245), (94, 544410), (115, 444996), (138, 370830), (141, 362940), (180, 284303), (188, 272205), (207, 247220), (230, 222498), (235, 217764), (263, 194580), (276, 185415), (282, 181470), (345, 148332), (414, 123610), (423, 120980), (460, 111249), (470, 108882), (526, 97290), (564, 90735), (690, 74166), (705, 72588), (789, 64860), (828, 61805), (846, 60490), (940, 54441), (1035, 49444), (1052, 48645), (1081, 47340), (1315, 38916), (1380, 37083), (1410, 36294), (1578, 32430), (1692, 30245), (2070, 24722), (2115, 24196), (2162, 23670), (2367, 21620), (2630, 19458), (2820, 18147), (3156, 16215), (3243, 15780), (3945, 12972), (4140, 12361), (4230, 12098), (4324, 11835), (4734, 10810), (5260, 9729), (5405, 9468), (6049, 8460), (6486, 7890)]