195536640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3917}}^1$

素因数の和:3954

約数の個数: 144

約数和(自身を含む): 672704928

約数和(自身を除く): 477168288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 3917, 4160, 4992, 6240, 7834, 8320, 9984, 11751, 12480, 15668, 16640, 19585, 23502, 24960, 31336, 39170, 47004, 49920, 50921, 58755, 62672, 78340, 94008, 101842, 117510, 125344, 152763, 156680, 188016, 203684, 235020, 250688, 254605, 305526, 313360, 376032, 407368, 470040, 501376, 509210, 611052, 626720, 752064, 763815, 814736, 940080, 1002752, 1018420, 1222104, 1253440, 1504128, 1527630, 1629472, 1880160, 2036840, 2444208, 2506880, 3008256, 3055260, 3258944, 3760320, 4073680, 4888416, 5013760, 6110520, 6517888, 7520640, 8147360, 9776832, 12221040, 13035776, 15041280, 16294720, 19553664, 24442080, 32589440, 39107328, 48884160, 65178880, 97768320, 195536640]

約数ペア:

[(1, 195536640), (2, 97768320), (3, 65178880), (4, 48884160), (5, 39107328), (6, 32589440), (8, 24442080), (10, 19553664), (12, 16294720), (13, 15041280), (15, 13035776), (16, 12221040), (20, 9776832), (24, 8147360), (26, 7520640), (30, 6517888), (32, 6110520), (39, 5013760), (40, 4888416), (48, 4073680), (52, 3760320), (60, 3258944), (64, 3055260), (65, 3008256), (78, 2506880), (80, 2444208), (96, 2036840), (104, 1880160), (120, 1629472), (128, 1527630), (130, 1504128), (156, 1253440), (160, 1222104), (192, 1018420), (195, 1002752), (208, 940080), (240, 814736), (256, 763815), (260, 752064), (312, 626720), (320, 611052), (384, 509210), (390, 501376), (416, 470040), (480, 407368), (520, 376032), (624, 313360), (640, 305526), (768, 254605), (780, 250688), (832, 235020), (960, 203684), (1040, 188016), (1248, 156680), (1280, 152763), (1560, 125344), (1664, 117510), (1920, 101842), (2080, 94008), (2496, 78340), (3120, 62672), (3328, 58755), (3840, 50921), (3917, 49920), (4160, 47004), (4992, 39170), (6240, 31336), (7834, 24960), (8320, 23502), (9984, 19585), (11751, 16640), (12480, 15668)]