1238909672

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2287

約数の個数: 128

約数和(自身を含む): 3164313600

約数和(自身を除く): 1925403928

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 71, 77, 88, 91, 104, 142, 143, 154, 182, 284, 286, 308, 364, 497, 568, 572, 616, 728, 781, 923, 994, 1001, 1144, 1562, 1846, 1988, 2002, 2179, 3124, 3692, 3976, 4004, 4358, 5467, 6248, 6461, 7384, 8008, 8716, 10153, 10934, 12922, 15253, 17432, 20306, 21868, 23969, 25844, 28327, 30506, 40612, 43736, 47938, 51688, 56654, 61012, 71071, 81224, 95876, 113308, 122024, 142142, 154709, 167783, 191752, 198289, 226616, 284284, 309418, 311597, 335566, 396578, 568568, 618836, 623194, 671132, 793156, 1082963, 1237672, 1246388, 1342264, 1586312, 1701799, 2011217, 2165926, 2181179, 2492776, 3403598, 4022434, 4331852, 4362358, 6807196, 8044868, 8663704, 8724716, 11912593, 13614392, 14078519, 16089736, 17449432, 22123387, 23825186, 28157038, 44246774, 47650372, 56314076, 88493548, 95300744, 112628152, 154863709, 176987096, 309727418, 619454836, 1238909672]

約数ペア:

[(1, 1238909672), (2, 619454836), (4, 309727418), (7, 176987096), (8, 154863709), (11, 112628152), (13, 95300744), (14, 88493548), (22, 56314076), (26, 47650372), (28, 44246774), (44, 28157038), (52, 23825186), (56, 22123387), (71, 17449432), (77, 16089736), (88, 14078519), (91, 13614392), (104, 11912593), (142, 8724716), (143, 8663704), (154, 8044868), (182, 6807196), (284, 4362358), (286, 4331852), (308, 4022434), (364, 3403598), (497, 2492776), (568, 2181179), (572, 2165926), (616, 2011217), (728, 1701799), (781, 1586312), (923, 1342264), (994, 1246388), (1001, 1237672), (1144, 1082963), (1562, 793156), (1846, 671132), (1988, 623194), (2002, 618836), (2179, 568568), (3124, 396578), (3692, 335566), (3976, 311597), (4004, 309418), (4358, 284284), (5467, 226616), (6248, 198289), (6461, 191752), (7384, 167783), (8008, 154709), (8716, 142142), (10153, 122024), (10934, 113308), (12922, 95876), (15253, 81224), (17432, 71071), (20306, 61012), (21868, 56654), (23969, 51688), (25844, 47938), (28327, 43736), (30506, 40612)]