1987012188

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:665

約数の個数: 192

約数和(自身を含む): 6070256640

約数和(自身を除く): 4083244452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 101, 106, 108, 126, 159, 189, 202, 212, 252, 303, 318, 371, 378, 404, 477, 491, 606, 636, 707, 742, 756, 909, 954, 982, 1113, 1212, 1414, 1431, 1473, 1484, 1818, 1908, 1964, 2121, 2226, 2727, 2828, 2862, 2946, 3339, 3437, 3636, 4242, 4419, 4452, 5353, 5454, 5724, 5892, 6363, 6678, 6874, 8484, 8838, 10017, 10311, 10706, 10908, 12726, 13257, 13356, 13748, 16059, 17676, 19089, 20034, 20622, 21412, 25452, 26023, 26514, 30933, 32118, 37471, 38178, 40068, 41244, 48177, 49591, 52046, 53028, 61866, 64236, 74942, 76356, 78069, 92799, 96354, 99182, 104092, 112413, 123732, 144531, 148773, 149884, 156138, 182161, 185598, 192708, 198364, 224826, 234207, 289062, 297546, 312276, 337239, 347137, 364322, 371196, 446319, 449652, 468414, 546483, 578124, 595092, 674478, 694274, 702621, 728644, 892638, 936828, 1011717, 1041411, 1092966, 1338957, 1348956, 1388548, 1405242, 1639449, 1785276, 2023434, 2082822, 2185932, 2628323, 2677914, 2810484, 3124233, 3278898, 4046868, 4165644, 4918347, 5256646, 5355828, 6248466, 6557796, 7884969, 9372699, 9836694, 10513292, 12496932, 15769938, 18398261, 18745398, 19673388, 23654907, 31539876, 36796522, 37490796, 47309814, 55194783, 70964721, 73593044, 94619628, 110389566, 141929442, 165584349, 220779132, 283858884, 331168698, 496753047, 662337396, 993506094, 1987012188]

約数ペア:

[(1, 1987012188), (2, 993506094), (3, 662337396), (4, 496753047), (6, 331168698), (7, 283858884), (9, 220779132), (12, 165584349), (14, 141929442), (18, 110389566), (21, 94619628), (27, 73593044), (28, 70964721), (36, 55194783), (42, 47309814), (53, 37490796), (54, 36796522), (63, 31539876), (84, 23654907), (101, 19673388), (106, 18745398), (108, 18398261), (126, 15769938), (159, 12496932), (189, 10513292), (202, 9836694), (212, 9372699), (252, 7884969), (303, 6557796), (318, 6248466), (371, 5355828), (378, 5256646), (404, 4918347), (477, 4165644), (491, 4046868), (606, 3278898), (636, 3124233), (707, 2810484), (742, 2677914), (756, 2628323), (909, 2185932), (954, 2082822), (982, 2023434), (1113, 1785276), (1212, 1639449), (1414, 1405242), (1431, 1388548), (1473, 1348956), (1484, 1338957), (1818, 1092966), (1908, 1041411), (1964, 1011717), (2121, 936828), (2226, 892638), (2727, 728644), (2828, 702621), (2862, 694274), (2946, 674478), (3339, 595092), (3437, 578124), (3636, 546483), (4242, 468414), (4419, 449652), (4452, 446319), (5353, 371196), (5454, 364322), (5724, 347137), (5892, 337239), (6363, 312276), (6678, 297546), (6874, 289062), (8484, 234207), (8838, 224826), (10017, 198364), (10311, 192708), (10706, 185598), (10908, 182161), (12726, 156138), (13257, 149884), (13356, 148773), (13748, 144531), (16059, 123732), (17676, 112413), (19089, 104092), (20034, 99182), (20622, 96354), (21412, 92799), (25452, 78069), (26023, 76356), (26514, 74942), (30933, 64236), (32118, 61866), (37471, 53028), (38178, 52046), (40068, 49591), (41244, 48177)]