71922690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 222797952

約数和(自身を除く): 150875262

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 47, 49, 63, 70, 90, 94, 98, 105, 126, 141, 147, 210, 235, 245, 282, 294, 315, 329, 347, 423, 441, 470, 490, 630, 658, 694, 705, 735, 846, 882, 987, 1041, 1410, 1470, 1645, 1735, 1974, 2082, 2115, 2205, 2303, 2429, 2961, 3123, 3290, 3470, 4230, 4410, 4606, 4858, 4935, 5205, 5922, 6246, 6909, 7287, 9870, 10410, 11515, 12145, 13818, 14574, 14805, 15615, 16309, 17003, 20727, 21861, 23030, 24290, 29610, 31230, 32618, 34006, 34545, 36435, 41454, 43722, 48927, 51009, 69090, 72870, 81545, 85015, 97854, 102018, 103635, 109305, 114163, 146781, 153027, 163090, 170030, 207270, 218610, 228326, 244635, 255045, 293562, 306054, 342489, 489270, 510090, 570815, 684978, 733905, 765135, 799141, 1027467, 1141630, 1467810, 1530270, 1598282, 1712445, 2054934, 2397423, 3424890, 3995705, 4794846, 5137335, 7192269, 7991410, 10274670, 11987115, 14384538, 23974230, 35961345, 71922690]

約数ペア:

[(1, 71922690), (2, 35961345), (3, 23974230), (5, 14384538), (6, 11987115), (7, 10274670), (9, 7991410), (10, 7192269), (14, 5137335), (15, 4794846), (18, 3995705), (21, 3424890), (30, 2397423), (35, 2054934), (42, 1712445), (45, 1598282), (47, 1530270), (49, 1467810), (63, 1141630), (70, 1027467), (90, 799141), (94, 765135), (98, 733905), (105, 684978), (126, 570815), (141, 510090), (147, 489270), (210, 342489), (235, 306054), (245, 293562), (282, 255045), (294, 244635), (315, 228326), (329, 218610), (347, 207270), (423, 170030), (441, 163090), (470, 153027), (490, 146781), (630, 114163), (658, 109305), (694, 103635), (705, 102018), (735, 97854), (846, 85015), (882, 81545), (987, 72870), (1041, 69090), (1410, 51009), (1470, 48927), (1645, 43722), (1735, 41454), (1974, 36435), (2082, 34545), (2115, 34006), (2205, 32618), (2303, 31230), (2429, 29610), (2961, 24290), (3123, 23030), (3290, 21861), (3470, 20727), (4230, 17003), (4410, 16309), (4606, 15615), (4858, 14805), (4935, 14574), (5205, 13818), (5922, 12145), (6246, 11515), (6909, 10410), (7287, 9870)]