617840640

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 192

約数和(自身を含む): 2146926600

約数和(自身を除く): 1529085960

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, 256, 288, 320, 360, 384, 419, 480, 512, 576, 640, 720, 768, 838, 960, 1024, 1152, 1257, 1280, 1440, 1536, 1676, 1920, 2048, 2095, 2304, 2514, 2560, 2880, 3072, 3352, 3771, 3840, 4096, 4190, 4608, 5028, 5120, 5760, 6144, 6285, 6704, 7542, 7680, 8192, 8380, 9216, 10056, 10240, 11520, 12288, 12570, 13408, 15084, 15360, 16384, 16760, 18432, 18855, 20112, 20480, 23040, 24576, 25140, 26816, 30168, 30720, 32768, 33520, 36864, 37710, 40224, 40960, 46080, 49152, 50280, 53632, 60336, 61440, 67040, 73728, 75420, 80448, 81920, 92160, 98304, 100560, 107264, 120672, 122880, 134080, 147456, 150840, 160896, 163840, 184320, 201120, 214528, 241344, 245760, 268160, 294912, 301680, 321792, 368640, 402240, 429056, 482688, 491520, 536320, 603360, 643584, 737280, 804480, 858112, 965376, 1072640, 1206720, 1287168, 1474560, 1608960, 1716224, 1930752, 2145280, 2413440, 2574336, 3217920, 3432448, 3861504, 4290560, 4826880, 5148672, 6435840, 6864896, 7723008, 8581120, 9653760, 10297344, 12871680, 13729792, 15446016, 17162240, 19307520, 20594688, 25743360, 30892032, 34324480, 38615040, 41189376, 51486720, 61784064, 68648960, 77230080, 102973440, 123568128, 154460160, 205946880, 308920320, 617840640]

約数ペア:

[(1, 617840640), (2, 308920320), (3, 205946880), (4, 154460160), (5, 123568128), (6, 102973440), (8, 77230080), (9, 68648960), (10, 61784064), (12, 51486720), (15, 41189376), (16, 38615040), (18, 34324480), (20, 30892032), (24, 25743360), (30, 20594688), (32, 19307520), (36, 17162240), (40, 15446016), (45, 13729792), (48, 12871680), (60, 10297344), (64, 9653760), (72, 8581120), (80, 7723008), (90, 6864896), (96, 6435840), (120, 5148672), (128, 4826880), (144, 4290560), (160, 3861504), (180, 3432448), (192, 3217920), (240, 2574336), (256, 2413440), (288, 2145280), (320, 1930752), (360, 1716224), (384, 1608960), (419, 1474560), (480, 1287168), (512, 1206720), (576, 1072640), (640, 965376), (720, 858112), (768, 804480), (838, 737280), (960, 643584), (1024, 603360), (1152, 536320), (1257, 491520), (1280, 482688), (1440, 429056), (1536, 402240), (1676, 368640), (1920, 321792), (2048, 301680), (2095, 294912), (2304, 268160), (2514, 245760), (2560, 241344), (2880, 214528), (3072, 201120), (3352, 184320), (3771, 163840), (3840, 160896), (4096, 150840), (4190, 147456), (4608, 134080), (5028, 122880), (5120, 120672), (5760, 107264), (6144, 100560), (6285, 98304), (6704, 92160), (7542, 81920), (7680, 80448), (8192, 75420), (8380, 73728), (9216, 67040), (10056, 61440), (10240, 60336), (11520, 53632), (12288, 50280), (12570, 49152), (13408, 46080), (15084, 40960), (15360, 40224), (16384, 37710), (16760, 36864), (18432, 33520), (18855, 32768), (20112, 30720), (20480, 30168), (23040, 26816), (24576, 25140)]