138014720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 104

約数和(自身を含む): 346774176

約数和(自身を除く): 208759456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 293, 320, 368, 460, 512, 586, 640, 736, 920, 1024, 1172, 1280, 1465, 1472, 1840, 2048, 2344, 2560, 2930, 2944, 3680, 4096, 4688, 5120, 5860, 5888, 6739, 7360, 9376, 10240, 11720, 11776, 13478, 14720, 18752, 20480, 23440, 23552, 26956, 29440, 33695, 37504, 46880, 47104, 53912, 58880, 67390, 75008, 93760, 94208, 107824, 117760, 134780, 150016, 187520, 215648, 235520, 269560, 300032, 375040, 431296, 471040, 539120, 600064, 750080, 862592, 1078240, 1200128, 1500160, 1725184, 2156480, 3000320, 3450368, 4312960, 6000640, 6900736, 8625920, 13801472, 17251840, 27602944, 34503680, 69007360, 138014720]

約数ペア:

[(1, 138014720), (2, 69007360), (4, 34503680), (5, 27602944), (8, 17251840), (10, 13801472), (16, 8625920), (20, 6900736), (23, 6000640), (32, 4312960), (40, 3450368), (46, 3000320), (64, 2156480), (80, 1725184), (92, 1500160), (115, 1200128), (128, 1078240), (160, 862592), (184, 750080), (230, 600064), (256, 539120), (293, 471040), (320, 431296), (368, 375040), (460, 300032), (512, 269560), (586, 235520), (640, 215648), (736, 187520), (920, 150016), (1024, 134780), (1172, 117760), (1280, 107824), (1465, 94208), (1472, 93760), (1840, 75008), (2048, 67390), (2344, 58880), (2560, 53912), (2930, 47104), (2944, 46880), (3680, 37504), (4096, 33695), (4688, 29440), (5120, 26956), (5860, 23552), (5888, 23440), (6739, 20480), (7360, 18752), (9376, 14720), (10240, 13478), (11720, 11776)]