138615928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 291225600

約数和(自身を除く): 152609672

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 127, 157, 158, 254, 314, 316, 508, 628, 632, 869, 1016, 1256, 1397, 1727, 1738, 2794, 3454, 3476, 5588, 6908, 6952, 10033, 11176, 12403, 13816, 19939, 20066, 24806, 39878, 40132, 49612, 79756, 80264, 99224, 110363, 136433, 159512, 219329, 220726, 272866, 438658, 441452, 545732, 877316, 882904, 1091464, 1575181, 1754632, 3150362, 6300724, 12601448, 17326991, 34653982, 69307964, 138615928]

約数ペア:

[(1, 138615928), (2, 69307964), (4, 34653982), (8, 17326991), (11, 12601448), (22, 6300724), (44, 3150362), (79, 1754632), (88, 1575181), (127, 1091464), (157, 882904), (158, 877316), (254, 545732), (314, 441452), (316, 438658), (508, 272866), (628, 220726), (632, 219329), (869, 159512), (1016, 136433), (1256, 110363), (1397, 99224), (1727, 80264), (1738, 79756), (2794, 49612), (3454, 40132), (3476, 39878), (5588, 24806), (6908, 20066), (6952, 19939), (10033, 13816), (11176, 12403)]