78772260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 260959104

約数和(自身を除く): 182186844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 137, 140, 148, 185, 210, 222, 259, 274, 370, 411, 420, 444, 518, 548, 555, 685, 740, 777, 822, 959, 1036, 1110, 1295, 1369, 1370, 1554, 1644, 1918, 2055, 2220, 2590, 2738, 2740, 2877, 3108, 3836, 3885, 4107, 4110, 4795, 5069, 5180, 5476, 5754, 6845, 7770, 8214, 8220, 9583, 9590, 10138, 11508, 13690, 14385, 15207, 15540, 16428, 19166, 19180, 20276, 20535, 25345, 27380, 28749, 28770, 30414, 35483, 38332, 41070, 47915, 50690, 57498, 57540, 60828, 70966, 76035, 82140, 95830, 101380, 106449, 114996, 141932, 143745, 152070, 177415, 187553, 191660, 212898, 287490, 304140, 354830, 375106, 425796, 532245, 562659, 574980, 709660, 750212, 937765, 1064490, 1125318, 1312871, 1875530, 2128980, 2250636, 2625742, 2813295, 3751060, 3938613, 5251484, 5626590, 6564355, 7877226, 11253180, 13128710, 15754452, 19693065, 26257420, 39386130, 78772260]

約数ペア:

[(1, 78772260), (2, 39386130), (3, 26257420), (4, 19693065), (5, 15754452), (6, 13128710), (7, 11253180), (10, 7877226), (12, 6564355), (14, 5626590), (15, 5251484), (20, 3938613), (21, 3751060), (28, 2813295), (30, 2625742), (35, 2250636), (37, 2128980), (42, 1875530), (60, 1312871), (70, 1125318), (74, 1064490), (84, 937765), (105, 750212), (111, 709660), (137, 574980), (140, 562659), (148, 532245), (185, 425796), (210, 375106), (222, 354830), (259, 304140), (274, 287490), (370, 212898), (411, 191660), (420, 187553), (444, 177415), (518, 152070), (548, 143745), (555, 141932), (685, 114996), (740, 106449), (777, 101380), (822, 95830), (959, 82140), (1036, 76035), (1110, 70966), (1295, 60828), (1369, 57540), (1370, 57498), (1554, 50690), (1644, 47915), (1918, 41070), (2055, 38332), (2220, 35483), (2590, 30414), (2738, 28770), (2740, 28749), (2877, 27380), (3108, 25345), (3836, 20535), (3885, 20276), (4107, 19180), (4110, 19166), (4795, 16428), (5069, 15540), (5180, 15207), (5476, 14385), (5754, 13690), (6845, 11508), (7770, 10138), (8214, 9590), (8220, 9583)]