77484160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 203918400

約数和(自身を除く): 126434240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 128, 130, 134, 139, 160, 208, 260, 268, 278, 320, 335, 416, 520, 536, 556, 640, 670, 695, 832, 871, 1040, 1072, 1112, 1340, 1390, 1664, 1742, 1807, 2080, 2144, 2224, 2680, 2780, 3484, 3614, 4160, 4288, 4355, 4448, 5360, 5560, 6968, 7228, 8320, 8576, 8710, 8896, 9035, 9313, 10720, 11120, 13936, 14456, 17420, 17792, 18070, 18626, 21440, 22240, 27872, 28912, 34840, 36140, 37252, 42880, 44480, 46565, 55744, 57824, 69680, 72280, 74504, 88960, 93130, 111488, 115648, 121069, 139360, 144560, 149008, 186260, 231296, 242138, 278720, 289120, 298016, 372520, 484276, 557440, 578240, 596032, 605345, 745040, 968552, 1156480, 1192064, 1210690, 1490080, 1937104, 2421380, 2980160, 3874208, 4842760, 5960320, 7748416, 9685520, 15496832, 19371040, 38742080, 77484160]

約数ペア:

[(1, 77484160), (2, 38742080), (4, 19371040), (5, 15496832), (8, 9685520), (10, 7748416), (13, 5960320), (16, 4842760), (20, 3874208), (26, 2980160), (32, 2421380), (40, 1937104), (52, 1490080), (64, 1210690), (65, 1192064), (67, 1156480), (80, 968552), (104, 745040), (128, 605345), (130, 596032), (134, 578240), (139, 557440), (160, 484276), (208, 372520), (260, 298016), (268, 289120), (278, 278720), (320, 242138), (335, 231296), (416, 186260), (520, 149008), (536, 144560), (556, 139360), (640, 121069), (670, 115648), (695, 111488), (832, 93130), (871, 88960), (1040, 74504), (1072, 72280), (1112, 69680), (1340, 57824), (1390, 55744), (1664, 46565), (1742, 44480), (1807, 42880), (2080, 37252), (2144, 36140), (2224, 34840), (2680, 28912), (2780, 27872), (3484, 22240), (3614, 21440), (4160, 18626), (4288, 18070), (4355, 17792), (4448, 17420), (5360, 14456), (5560, 13936), (6968, 11120), (7228, 10720), (8320, 9313), (8576, 9035), (8710, 8896)]