1231969920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3041}}^1$

素因数の和:3274

約数の個数: 128

約数和(自身を含む): 3946812480

約数和(自身を除く): 2714842560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 211, 240, 320, 384, 422, 480, 633, 640, 844, 960, 1055, 1266, 1688, 1920, 2110, 2532, 3041, 3165, 3376, 4220, 5064, 6082, 6330, 6752, 8440, 9123, 10128, 12164, 12660, 13504, 15205, 16880, 18246, 20256, 24328, 25320, 27008, 30410, 33760, 36492, 40512, 45615, 48656, 50640, 60820, 67520, 72984, 81024, 91230, 97312, 101280, 121640, 135040, 145968, 182460, 194624, 202560, 243280, 291936, 364920, 389248, 405120, 486560, 583872, 641651, 729840, 973120, 1167744, 1283302, 1459680, 1924953, 1946240, 2566604, 2919360, 3208255, 3849906, 5133208, 5838720, 6416510, 7699812, 9624765, 10266416, 12833020, 15399624, 19249530, 20532832, 25666040, 30799248, 38499060, 41065664, 51332080, 61598496, 76998120, 82131328, 102664160, 123196992, 153996240, 205328320, 246393984, 307992480, 410656640, 615984960, 1231969920]

約数ペア:

[(1, 1231969920), (2, 615984960), (3, 410656640), (4, 307992480), (5, 246393984), (6, 205328320), (8, 153996240), (10, 123196992), (12, 102664160), (15, 82131328), (16, 76998120), (20, 61598496), (24, 51332080), (30, 41065664), (32, 38499060), (40, 30799248), (48, 25666040), (60, 20532832), (64, 19249530), (80, 15399624), (96, 12833020), (120, 10266416), (128, 9624765), (160, 7699812), (192, 6416510), (211, 5838720), (240, 5133208), (320, 3849906), (384, 3208255), (422, 2919360), (480, 2566604), (633, 1946240), (640, 1924953), (844, 1459680), (960, 1283302), (1055, 1167744), (1266, 973120), (1688, 729840), (1920, 641651), (2110, 583872), (2532, 486560), (3041, 405120), (3165, 389248), (3376, 364920), (4220, 291936), (5064, 243280), (6082, 202560), (6330, 194624), (6752, 182460), (8440, 145968), (9123, 135040), (10128, 121640), (12164, 101280), (12660, 97312), (13504, 91230), (15205, 81024), (16880, 72984), (18246, 67520), (20256, 60820), (24328, 50640), (25320, 48656), (27008, 45615), (30410, 40512), (33760, 36492)]