68918520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 228096000

約数和(自身を除く): 159177480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 109, 110, 120, 132, 165, 218, 220, 264, 327, 330, 436, 440, 479, 545, 654, 660, 872, 958, 1090, 1199, 1308, 1320, 1437, 1635, 1916, 2180, 2395, 2398, 2616, 2874, 3270, 3597, 3832, 4360, 4790, 4796, 5269, 5748, 5995, 6540, 7185, 7194, 9580, 9592, 10538, 11496, 11990, 13080, 14370, 14388, 15807, 17985, 19160, 21076, 23980, 26345, 28740, 28776, 31614, 35970, 42152, 47960, 52211, 52690, 57480, 63228, 71940, 79035, 104422, 105380, 126456, 143880, 156633, 158070, 208844, 210760, 261055, 313266, 316140, 417688, 522110, 574321, 626532, 632280, 783165, 1044220, 1148642, 1253064, 1566330, 1722963, 2088440, 2297284, 2871605, 3132660, 3445926, 4594568, 5743210, 6265320, 6891852, 8614815, 11486420, 13783704, 17229630, 22972840, 34459260, 68918520]

約数ペア:

[(1, 68918520), (2, 34459260), (3, 22972840), (4, 17229630), (5, 13783704), (6, 11486420), (8, 8614815), (10, 6891852), (11, 6265320), (12, 5743210), (15, 4594568), (20, 3445926), (22, 3132660), (24, 2871605), (30, 2297284), (33, 2088440), (40, 1722963), (44, 1566330), (55, 1253064), (60, 1148642), (66, 1044220), (88, 783165), (109, 632280), (110, 626532), (120, 574321), (132, 522110), (165, 417688), (218, 316140), (220, 313266), (264, 261055), (327, 210760), (330, 208844), (436, 158070), (440, 156633), (479, 143880), (545, 126456), (654, 105380), (660, 104422), (872, 79035), (958, 71940), (1090, 63228), (1199, 57480), (1308, 52690), (1320, 52211), (1437, 47960), (1635, 42152), (1916, 35970), (2180, 31614), (2395, 28776), (2398, 28740), (2616, 26345), (2874, 23980), (3270, 21076), (3597, 19160), (3832, 17985), (4360, 15807), (4790, 14388), (4796, 14370), (5269, 13080), (5748, 11990), (5995, 11496), (6540, 10538), (7185, 9592), (7194, 9580)]