31353210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 97666560

約数和(自身を除く): 66313350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 53, 54, 63, 70, 90, 105, 106, 126, 135, 159, 189, 210, 265, 270, 313, 315, 318, 371, 378, 477, 530, 626, 630, 742, 795, 939, 945, 954, 1113, 1431, 1565, 1590, 1855, 1878, 1890, 2191, 2226, 2385, 2817, 2862, 3130, 3339, 3710, 4382, 4695, 4770, 5565, 5634, 6573, 6678, 7155, 8451, 9390, 10017, 10955, 11130, 13146, 14085, 14310, 16589, 16695, 16902, 19719, 20034, 21910, 28170, 32865, 33178, 33390, 39438, 42255, 49767, 50085, 59157, 65730, 82945, 84510, 98595, 99534, 100170, 116123, 118314, 149301, 165890, 197190, 232246, 248835, 295785, 298602, 348369, 447903, 497670, 580615, 591570, 696738, 746505, 895806, 1045107, 1161230, 1493010, 1741845, 2090214, 2239515, 3135321, 3483690, 4479030, 5225535, 6270642, 10451070, 15676605, 31353210]

約数ペア:

[(1, 31353210), (2, 15676605), (3, 10451070), (5, 6270642), (6, 5225535), (7, 4479030), (9, 3483690), (10, 3135321), (14, 2239515), (15, 2090214), (18, 1741845), (21, 1493010), (27, 1161230), (30, 1045107), (35, 895806), (42, 746505), (45, 696738), (53, 591570), (54, 580615), (63, 497670), (70, 447903), (90, 348369), (105, 298602), (106, 295785), (126, 248835), (135, 232246), (159, 197190), (189, 165890), (210, 149301), (265, 118314), (270, 116123), (313, 100170), (315, 99534), (318, 98595), (371, 84510), (378, 82945), (477, 65730), (530, 59157), (626, 50085), (630, 49767), (742, 42255), (795, 39438), (939, 33390), (945, 33178), (954, 32865), (1113, 28170), (1431, 21910), (1565, 20034), (1590, 19719), (1855, 16902), (1878, 16695), (1890, 16589), (2191, 14310), (2226, 14085), (2385, 13146), (2817, 11130), (2862, 10955), (3130, 10017), (3339, 9390), (3710, 8451), (4382, 7155), (4695, 6678), (4770, 6573), (5565, 5634)]