1640776320

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{284857}}^1$

素因数の和:284882

約数の個数: 96

約数和(自身を含む): 5665825620

約数和(自身を除く): 4025049300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 284857, 569714, 854571, 1139428, 1424285, 1709142, 2278856, 2563713, 2848570, 3418284, 4272855, 4557712, 5127426, 5697140, 6836568, 8545710, 9115424, 10254852, 11394280, 12818565, 13673136, 17091420, 18230848, 20509704, 22788560, 25637130, 27346272, 34182840, 36461696, 41019408, 45577120, 51274260, 54692544, 68365680, 82038816, 91154240, 102548520, 109385088, 136731360, 164077632, 182308480, 205097040, 273462720, 328155264, 410194080, 546925440, 820388160, 1640776320]

約数ペア:

[(1, 1640776320), (2, 820388160), (3, 546925440), (4, 410194080), (5, 328155264), (6, 273462720), (8, 205097040), (9, 182308480), (10, 164077632), (12, 136731360), (15, 109385088), (16, 102548520), (18, 91154240), (20, 82038816), (24, 68365680), (30, 54692544), (32, 51274260), (36, 45577120), (40, 41019408), (45, 36461696), (48, 34182840), (60, 27346272), (64, 25637130), (72, 22788560), (80, 20509704), (90, 18230848), (96, 17091420), (120, 13673136), (128, 12818565), (144, 11394280), (160, 10254852), (180, 9115424), (192, 8545710), (240, 6836568), (288, 5697140), (320, 5127426), (360, 4557712), (384, 4272855), (480, 3418284), (576, 2848570), (640, 2563713), (720, 2278856), (960, 1709142), (1152, 1424285), (1440, 1139428), (1920, 854571), (2880, 569714), (5760, 284857)]